TY  - BOOK
AU  - Stewart Mohra
AU  - Tudives, F V D
TI  - Tools for primary case research
SN  - 0 8039 4403 9
U1  - 610 .72 
PY  - 1992///
CY  - New Delhi
PB  - Sage Publications
KW  - basic technique
KW  - Medicine research
ER  -