一般注記 |
Clinical epidemiology, c2014: ECIP t.p. (Grant S. Fletcher, M.D., M.P.H.) University of Washington directory, via WWW, September 13, 2013 (Grant S. Fletcher; Assistant Professor, Medicine, Harborview Medical Center; grantf@u.washington.edu) UW Medicine biographies, via WWW, September, 13, 2013 (Grant Selmer Fletcher, M.D.) SRC:Clinical epidemiology : the essentials / Robert H. Fletcher, Suzanne W. Fletcher, Grant S. Fletcher (Wolters Kluwer/Lippincott Williams & Wilkins, c2014)
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