"Contraceptives." . . "Birth control." . . . "Large or small families? legitimate methods of birth control"@en . . "Large or small families? : legitimate methods of birth-control" . . . "Large or small families? legitimate methods of birth-control"@en . . . . "Large of small families? Legitimate methods of birth-control"@en . . . . . . "Large or small families?"@en . . . . . . . . . . . .