TY  - GEN
AU  - Everitt, Brian S.
TI  - Statistical methods in medical investigations 
SN  - 0340614315
U1  - 610.72 
PY  - 1994///
CY  - New York
PB  - John Wiley & sons
KW  - Education research nursing related topics
KW  - Medicine
KW  - health
ER  -