| Literature DB >> 14321534 |
I ALTMAN, H H KROEGER, D A CLARK, A C JOHNSON, C G SHEPS.
Abstract
Entities:
Keywords: INTERNAL MEDICINE; STATISTICS; UNITED STATES
Mesh：
Year: 1965 PMID： 14321534 DOI： 10.1001/jama.1965.03090080029008
Source DB: PubMed Journal: JAMA ISSN： 0098-7484 Impact factor: 56.272