Papatsonis, D N M Update on the controversies of tocolytic therapy for the prevention of preterm birth. [electronic resource] - Acta obstetricia et gynecologica Scandinavica Apr 2004 - 414 p. digital Publication Type: Comment; Letter ISSN: 0001-6349 Standard No.: 10.1111/j.0001-6349.2004.00308.x doi Subjects--Topical Terms: Calcium Channel Blockers--adverse effectsCardiovascular Diseases--chemically inducedFemaleGastrointestinal Hemorrhage--chemically inducedHumansNeoplasms--chemically inducedObstetric Labor, Premature--prevention & controlPregnancyTocolytic Agents--adverse effects