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SEX PREDETERMINATION: ITS IMPACT ON FERTILITYMARKLE GE; NAM CB.1982; SOCIAL BIOLOGY; ISSN 0037-766X; USA; DA. 1982; VOL. 29; NO 1-2; PP. 168-179; BIBL. 22 REF.Article

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BIRTH ORDER AND SEX-TYPESHAW JS; RODRIGUEZ W.1981; PSYCHOL. REP.; ISSN 0033-2941; USA; DA. 1981; VOL. 48; NO 2; PP. 387-390; BIBL. 9 REF.Article

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