TY  - BOOK
AU  - ANN BOWLING
TI  - REASEARCH METHODS IN HEALTH ,INVESTIGATING HEALTH AND HEALTH SERVICES
SN  - 0-335-20643-3
U1  - 362.1072 2ND
PY  - 2001///
CY  - UNITED KINGDOM
PB  - OPEN UNIVERSITY PRESS
ER  -