| Literature DB >> 5082125 |
J Ratner, G Rosenberg, V A Kral, F Engelsmann.
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Year: 1972 PMID: 5082125 DOI: 10.1111/j.1532-5415.1972.tb00758.x
Source DB: PubMed Journal: J Am Geriatr Soc ISSN: 0002-8614 Impact factor: 5.562