TY  - BOOK
AU  - Riffenburgh, R. H.
AU  - Riffenburgh, R. H.
TI  - Statistics in medicine
SN  - 9780123848642
U1  - 610.21 
PY  - 2012///
CY  - Amsterdam
PB  - Elsevier
KW  - Medical Statistics - Textbooks
N1  - includes bibliographical references and index
ER  -