TY  - GEN
AU  - Briggs, Michael H.
TI  - Oral contraceptives / Vol. 4
SN  - 0443022798.
AV  - RG137.5 .B75 1980
PY  - 1980///
CY  - Westmount : , Edinburgh : 
PB  - Eden Press, Churchill Livingstone, 
N1  - Includes index
ER  -