Wormser GP, McKenna D, Karmen CL, Shaffer KD, Silverman JH, Nowakowski J, Scavarda C, Shapiro ED, Visintainer P. Prospective Evaluation of the Frequency and Severity of Symptoms in Lyme Disease Patients With Erythema Migrans Compared With Matched Controls at Baseline, 6 Months, and 12 Months. Clin Infect Dis. 2020 12 15; 71(12):3118-3124.