St. George’s Hospital Medical School, London, UK.
Textbook, for medical students, nurses, clinicians, and medical researchers, covers statistical work required for a course in medicine and for the exams of most Royal Colleges. Includes design of
clinical trials and epidemiological studies,
data collection, and summarizing and presenting data
.
Free Here
http://www.filesonic.com/file/1390301714/An_Introduction_to_Medical_Statistics_-_3rd_Ed.CHM 
