How to abbreviate Obstetrics?

The ways to abbreviate Obstetrics.

23
O:
Obstetrics
9
OBST:
Obstetrics
6
OB:
Obstetrics(Obstetrics, Nursing, Medical)
2
OBS:
Obstetrics(Medical, Medicine)
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APASmart Define. (2017). obstetrics. Retrieved September 21, 2026, from http://smartdefine.org/obstetrics/abbreviations/a
ChicagoSmart Define. 2017. "obstetrics" http://smartdefine.org/obstetrics/abbreviations/a (accessed September 21, 2026).
HarvardSmart Define 2017, obstetrics, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/obstetrics/abbreviations/a>.
MLASmart Define. "obstetrics" 30 October 2017. Web. 21 September 2026. <http://smartdefine.org/obstetrics/abbreviations/a>