Warning: Undefined array key "mm" in /www/wwwroot/www.ai-bt.com/si.php on line 10 Deprecated: trim(): Passing null to parameter #1 ($string) of type string is deprecated in /www/wwwroot/www.ai-bt.com/si.php on line 10 Birth Control: Contraception and the so-called Safe Period.

Literature DB >> 20779886

Birth Control: Contraception and the so-called Safe Period.

Abstract

Source DB: PubMed Journal: Br Med J ISSN： 0007-1447

× No keyword cloud information.

2 in total

Authors: E Allen; J P Pratt; Q U Newell; L Bland
Journal: J Am Med Assoc Date: 1928

Authors: J Young
Journal: Br Med J Date: 1933-02-11

2 in total