found: Suicide and depression resulting from exposure to pesticides among tobacco farmers in Paraná, Brazil, 2000:cover (Wageningen UR)
found: Wageningen UR WWW homepage, Nov. 1, 2001(Wageningen University and Research Center, Wageningen Universiteit en Researchcentrum)
found: Its Web site, Jan. 22, 2007(Wageningen UR; Wageningen Universiteit en Researchcentrum; English: Wageningen UR; Wageningen University and Research Centre; collaboration between Wageningen University, Van Hall Larenstein School of Higher Professional Education, and the specialised research institutes (DLO) from the Dutch Ministry of Agriculture)
