Chalmers, I. (2000). Current Controlled Trials: An opportunity to help improve the quality of clinical research. BioMed Central.
Citação norma ChicagoChalmers, Iain. Current Controlled Trials: An Opportunity to Help Improve the Quality of Clinical Research. BioMed Central, 2000.
Citação norma MLAChalmers, Iain. Current Controlled Trials: An Opportunity to Help Improve the Quality of Clinical Research. BioMed Central, 2000.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.