Assertion: estrus's estrus | /r/HasProperty | synchronized in cyclic or anestrous does
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Source sentences:
text: Estrus may also be synchronized in cyclic or anestrous does and ewes by administration of progestagens; impregnated intravaginal sponges (medroxyprogesterone or fluorgestone) have been the most widely used agents for control of ovulation but are not currently available for clinical use in the USA.