TY  - BOOK
AU  - MacGillivray,Ian
AU  - Corney,G.
AU  - Nylander,Percy Palgrave Shaftesbury
TI  - Human multiple reproduction 
SN  - 0721659748
AV  - MED RG696 M3
PY  - 1975///
CY  - London , Philadelphia 
PB  - Saunders
KW  - Multiple birth
KW  - Pregnancy, Multiple
KW  - Twins
ER  -