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1.
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Counter SA, Buchanan LH, Ortega F. Association of Hemoglobin levels and Brainstem Auditory Evoked Responses in Lead-Exposed Children. Clin Biochem. 2012 Jun 23.
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2.
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Counter SA, Buchanan LH, Ortega F. Acoustic stapedius muscle reflex in mercury-exposed Andean children and adults. Acta Otolaryngol. 2012 Jan; 132(1):51-63.
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3.
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Buchanan LH, Counter SA, Ortega F. Environmental lead exposure and otoacoustic emissions in andean children. J Toxicol Environ Health A. 2011 Oct 1; 74(19):1280-93.
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4.
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Counter SA, Buchanan LH, Ortega F, van der Velde J, Borg E. Assessment of auditory brainstem function in lead-exposed children using stapedius muscle reflexes. J Neurol Sci. 2011 Jul 15; 306(1-2):29-37.
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5.
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Counter SA, Buchanan LH, Ortega F. Neurocognitive screening of lead-exposed andean adolescents and young adults. J Toxicol Environ Health A. 2009; 72(10):625-32.
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6.
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Counter SA, Buchanan LH, Ortega F. Neurophysiologic and neurocognitive case profiles of Andean patients with chronic environmental lead poisoning. J Toxicol Environ Health A. 2009; 72(19):1150-9.
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7.
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Counter SA, Buchanan LH, Ortega F. Zinc protoporphyrin levels, blood lead levels and neurocognitive deficits in Andean children with chronic lead exposure. Clin Biochem. 2008 Jan; 41(1-2):41-7.
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8.
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Counter SA, Buchanan LH, Ortega F, Rifai N, Shannon MW. Comparative analysis of zinc protoporphyrin and blood lead levels in lead-exposed Andean children. Clin Biochem. 2007 Jul; 40(11):787-92.
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9.
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Counter SA, Buchanan LH, Ortega F. Lead concentrations in maternal blood and breast milk and pediatric blood of Andean villagers: 2006 follow-up investigation. J Occup Environ Med. 2007 Mar; 49(3):302-9.
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10.
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Counter SA, Buchanan LH, Ortega F. Neurocognitive screening of mercury-exposed children of Andean gold miners. Int J Occup Environ Health. 2006 Jul-Sep; 12(3):209-14.
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11.
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Counter SA, Buchanan LH, Ortega F. Mercury levels in urine and hair of children in an Andean gold-mining settlement. Int J Occup Environ Health. 2005 Apr-Jun; 11(2):132-7.
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12.
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Counter SA, Buchanan LH, Ortega F. Neurocognitive impairment in lead-exposed children of Andean lead-glazing workers. J Occup Environ Med. 2005 Mar; 47(3):306-12.
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13.
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Counter SA, Buchanan LH, Ortega F. Current pediatric and maternal lead levels in blood and breast milk in Andean inhabitants of a lead-glazing enclave. J Occup Environ Med. 2004 Sep; 46(9):967-73.
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14.
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Counter SA, Buchanan LH. Mercury exposure in children: a review. Toxicol Appl Pharmacol. 2004 Jul 15; 198(2):209-30.
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15.
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Counter SA, Ortega F, Shannon MW, Buchanan LH. Succimer (meso-2,3-dimercaptosuccinic acid (DMSA)) treatment of Andean children with environmental lead exposure. Int J Occup Environ Health. 2003 Apr-Jun; 9(2):164-8.
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16.
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Counter SA, Buchanan LH, Ortega F, Laurell G. Elevated blood mercury and neuro-otological observations in children of the Ecuadorian gold mines. J Toxicol Environ Health A. 2002 Jan 25; 65(2):149-63.
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17.
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Counter SA, Buchanan LH. Neuro-ototoxicity in andean adults with chronic lead and noise exposure. J Occup Environ Med. 2002 Jan; 44(1):30-8.
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18.
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Counter SA, Buchanan LH, Ortega F. Gender differences in blood lead and hemoglobin levels in Andean adults with chronic lead exposure. Int J Occup Environ Health. 2001 Apr-Jun; 7(2):113-8.
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19.
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Counter SA, Buchanan LH, Ortega F, Amarasiriwardena C, Hu H. Environmental lead contamination and pediatric lead intoxication in an Andean Ecuadorian village. Int J Occup Environ Health. 2000 Jul-Sep; 6(3):169-76.
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20.
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Counter SA, Buchanan LH, Ortega F, Rifai N. Blood lead and hemoglobin levels in Andean children with chronic lead intoxication. Neurotoxicology. 2000 Jun; 21(3):301-8.
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21.
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Bergdahl IA, Vahter M, Counter SA, Schütz A, Buchanan LH, Ortega F, Laurell G, Skerfving S. Lead in plasma and whole blood from lead-exposed children. Environ Res. 1999 Jan; 80(1):25-33.
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22.
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Buchanan LH, Counter SA, Ortega F, Laurell G. Distortion product oto-acoustic emissions in Andean children and adults with chronic lead intoxication. Acta Otolaryngol. 1999; 119(6):652-8.
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23.
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Counter SA, Buchanan LH, Laurell G, Ortega F. Field screening of blood lead levels in remote Andean villages. Neurotoxicology. 1998 Dec; 19(6):871-7.
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24.
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Counter SA, Buchanan LH, Rosas HD, Ortega F. Neurocognitive effects of chronic lead intoxication in Andean children. J Neurol Sci. 1998 Sep 18; 160(1):47-53.
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25.
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Counter SA, Buchanan LH, Laurell G, Ortega F. Blood mercury and auditory neuro-sensory responses in children and adults in the Nambija gold mining area of Ecuador. Neurotoxicology. 1998 Apr; 19(2):185-96.
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26.
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Counter SA, Buchanan LH, Ortega F, Laurell G. Normal auditory brainstem and cochlear function in extreme pediatric plumbism. J Neurol Sci. 1997 Nov 6; 152(1):85-92.
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27.
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Counter SA, Vahter M, Laurell G, Buchanan LH, Ortega F, Skerfving S. High lead exposure and auditory sensory-neural function in Andean children. Environ Health Perspect. 1997 May; 105(5):522-6.
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28.
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Vahter M, Counter SA, Laurell G, Buchanan LH, Ortega F, Schütz A, Skerfving S. Extensive lead exposure in children living in an area with production of lead-glazed tiles in the Ecuadorian Andes. Int Arch Occup Environ Health. 1997; 70(4):282-6.
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29.
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Buchanan LH, Moore EJ, Counter SA. In: D.E. Battle (Ed.), Communication Disorders in Multicultural Populations. Hearing disorders and auditory assessment. 1993; Chapter 9:256-286.
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30.
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Buchanan LH, Harding KM, Mierzwa Hudner C. Hearing disorder management in Down syndrome patients. Hearing Instruments. 1991; 42(11):12-15.
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31.
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Buchanan LH. Early onset of presbyacusis in Down syndrome. Scand Audiol. 1990; 19(2):103-10.
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32.
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Lane RH, Mendel MI, Kupperman GL, Vivion MC, Buchanan LH, Goldstein R. Phase distortion of averaged electroencephalic response. Arch Otolaryngol. 1974 Jun; 99(6):428-32.
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