| Literature DB >> 13583046 |
L M HELLMAN, M A SCHIFFER, S G KOHL, W E TOLLES.
Abstract
Keywords: CARDIAC MURMURS AND SOUNDS; ELECTROCARDIOGRAPHY; FETUS/physiology
Mesh：
Year: 1958 PMID： 13583046 DOI： 10.1016/0002-9378(58)90183-2
Source DB: PubMed Journal: Am J Obstet Gynecol ISSN： 0002-9378 Impact factor: 8.661