title: Surgical clinical trials--need for international collaboration.
authors: Instituto Nacional de Salud, Lima, Peru.
authors: Charles
authors: C
authors: Huamaní
authors: Gregorio
authors: G
authors: González-Alcaide
mesh_terms: D035843:Biomedical Research / Q000592:standards*; D013502:General Surgery / Q000592:standards*; D006801:Humans; D007391:International Cooperation