Article Title,Year,Volume,Issue,Page Range,Author The neurobiological bases of aggression: the pharmacotherapeutic implications,1994,19,2,106-116,De León The incidence of hip fractures in pre- and postmenopausal women in Panama,1997,22,1,30-38,Chue de Coto Sea urchins of Panama the lesions they cause and their treatment,1983,8,1,56-71,Lessios Viet Nam experience in the case of a psychopath,1981,6,3,199-212,Higuero