Pakarinen, P <br/><br/>
A 12-month comparative clinical investigation of a levonorgestrel-releasing intracervical device situated in the uterine cavity or cervical canal.  [electronic resource] 

 -  Contraception  Sep 1996 
 - 187-92 p.  digital 
<br/><br/> Publication Type: Clinical Trial; Comparative Study; Journal Article; Randomized Controlled Trial 
<br/><br/><label>ISSN: </label>0010-7824 
<br/><br/><label>Standard No.: </label>10.1016/s0010-7824(96)00175-8  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adolescent<br/>Adult<br/>Cohort Studies<br/>Female<br/>Humans<br/>Intrauterine Devices, Medicated--adverse effects<br/>Levonorgestrel--administration & dosage<br/>Life Tables<br/>Patient Dropouts<br/>Pregnancy<br/>Pregnancy, Ectopic--etiology<br/>Progesterone Congeners--administration & dosage<br/>Prospective Studies<br/>Treatment Refusal<br/>Uterus--drug effects