DAWSON, B., & TRAPP, R. G. (2003). Basic and clinical biostatistics.-- Ed.3. Lange Medical Books/McGraw Hill.
Lua i Stíl Chicago (17ú heag.)DAWSON, Beth, agus Robert G. TRAPP. Basic and Clinical Biostatistics.-- Ed.3. Boston: Lange Medical Books/McGraw Hill, 2003.
Lua MLA (9ú heag.)DAWSON, Beth, agus Robert G. TRAPP. Basic and Clinical Biostatistics.-- Ed.3. Lange Medical Books/McGraw Hill, 2003.
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