A prospective study of floor surface, shoes, floor cleaning and slipping in US limited-service restaurant workers.
Verma SK, Chang WR, Courtney TK, Lombardi DA, Huang YH, Brennan MJ, Mittleman MA, Ware JH, Perry MJ. A prospective study of floor surface, shoes, floor cleaning and slipping in US limited-service restaurant workers. Occup Environ Med. 2011 Apr; 68(4):279-85.