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 SOURCES OF SEASONAL VARIATION IN RECORDED LENGTH OF GESTATION.

Literature DB >> 14044847

SOURCES OF SEASONAL VARIATION IN RECORDED LENGTH OF GESTATION.

Abstract

Entities: Disease

Keywords: PREGNANCY; SEASONS; STATISTICS

Source DB: PubMed Journal: Br J Prev Soc Med ISSN： 0007-1242

× No keyword cloud information.

2 in total

Authors: D HEWITT
Journal: Am J Obstet Gynecol Date: 1961-10 Impact factor: 8.661

Authors: E CHARLES
Journal: Br J Soc Med Date: 1951-01

2 in total

1 in total

Authors: I Leck; R G Record
Journal: Br J Prev Soc Med Date: 1966-04

1 in total