title: Steroid release from silastic capsules and rods.
mesh_terms: D000818:Animals; D002214:Capsules; D005260:Female; D006801:Humans; D008535:Megestrol / Q000008:administration & dosage*; D009640:Norethindrone / Q000008:administration & dosage*; D009644:Norgestrel / Q000008:administration & dosage*; D009645:Norgestrienone / Q000008:administration & dosage*; D009651:Norpregnatrienes / Q000008:administration & dosage*; D051381:Rats; D012826:Silicone Elastomers; D013242:Sterilization; D013997:Time Factors
chemical_list: D002214:Capsules; D009651:Norpregnatrienes; D012826:Silicone Elastomers; D009644:Norgestrel; D009645:Norgestrienone; D008535:Megestrol; D009640:Norethindrone