[How to face the ethical challenges of multicentric clinical investigation?].
Martínez
Stella Maris
SM
D001118:Argentina; D035843:Biomedical Research / Q000941:ethics*; D002986:Clinical Trials as Topic / Q000941:ethics; D028744:Ethics Committees, Research; D032984:Ethics, Research; D006801:Humans; D015337:Multicenter Studies as Topic / Q000941:ethics*; D012107:Research Design