Reply to article by King et al.
Lamont
Ronald F
RF
D002121:Calcium Channel Blockers / Q000627:therapeutic use*; D005260:Female; D006801:Humans; D009543:Nifedipine / Q000627:therapeutic use*; D007752:Obstetric Labor, Premature / Q000517:prevention & control*; D011247:Pregnancy; D011256:Pregnancy Outcome
D002121:Calcium Channel Blockers; D009543:Nifedipine