TY  - BOOK
AU  - Krishna Usha & Tank D K
TI  - Preganancy at Risk : Current concepts
SN  - 81-7179-826-8
U1  - OG/618.24/KRI/TAN/B02530 
PY  - 2001///
CY  - New Delhi
PB  - Jaypee Brothers
ER  -