Gallin, J. I., & Ognibene, F. P. J. (2018). Principles and Practice of Clinical Research (4th.). Academic Press.
Lua i Stíl Chicago (17ú heag.)Gallin, John I., agus Frederick P. Johnson Ognibene. Principles and Practice of Clinical Research. 4th. London: Academic Press, 2018.
Lua MLA (9ú heag.)Gallin, John I., agus Frederick P. Johnson Ognibene. Principles and Practice of Clinical Research. 4th. Academic Press, 2018.
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