TY  - GEN
AU  - Abramson, J.H. ;ed.
AU  - Abramson, Z.H. ;ed.
TI  - Survey methods in community Medicine
SN  - 0443061637
U1  - 610.7343 
PY  - 1999///
CY  - London
PB  - Churchill Livingstone
KW  - COMMUNITY MEDICINE
ER  -