Authors: E Massad; M Rozman; R S Azevedo; A S Silveira; K Takey; Y I Yamamoto; L Strazza; M M Ferreira; M N Burattini; M N Burattini Journal: Eur J Epidemiol Date: 1999-05 Impact factor: 8.082
Authors: Ethan Gough; Mirjam C Kempf; Laura Graham; Marvin Manzanero; Edward W Hook; Al Bartolucci; Eric Chamot Journal: BMC Public Health Date: 2010-12-21 Impact factor: 3.295