APA (7th ed.) Citation
(2002). Sixty-one day twin to twin birth interval in a low technology setting.
Chicago Style (17th ed.) Citation
Sixty-one Day Twin to Twin Birth Interval in a Low Technology Setting. 2002.
MLA (9th ed.) Citation
Sixty-one Day Twin to Twin Birth Interval in a Low Technology Setting. 2002.
Warning: These citations may not always be 100% accurate.