AU - Dawson B FAU - Dawson, Beth AU - Trapp R FAU - Trapp, Robert G. TI - PT - BOOK SECTION DP - 2013 BTI - Basic & Clinical Biostatistics, 4e DA - 2013 Y2 - 2024/03/28 UR - accessmedicine.mhmedical.com/content.aspx?aid=1000795179