title: An injectable sustained release fertility control system.
mesh_terms: D000818:Animals; D003692:Delayed-Action Preparations; D005260:Female; D007273:Injections, Intramuscular; D007773:Lactates / Q000008:administration & dosage / Q000378:metabolism*; D009640:Norethindrone / Q000008:administration & dosage / Q000378:metabolism*; D011108:Polymers; D051381:Rats
chemical_list: D003692:Delayed-Action Preparations; D007773:Lactates; D011108:Polymers; D009640:Norethindrone