Back, D J <br/><br/>
Pharmacokinetic and "potency" of contraceptive steroids.  [electronic resource] 

 -  Lancet (London, England)  Jan 1984 
 - 171 p.  digital 
<br/><br/> Publication Type: Letter 
<br/><br/><label>ISSN: </label>0140-6736 
<br/><br/><label>Standard No.: </label>10.1016/s0140-6736(84)90113-2  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Contraceptives, Oral--metabolism<br/>Contraceptives, Oral, Combined--metabolism<br/>Female<br/>Humans<br/>Kinetics<br/>Levonorgestrel<br/>Norethindrone--metabolism<br/>Norgestrel--metabolism