| Literature DB >> 4714439 |
H R Butcher, W F Ballinger, D L Gravens, N E Dewar, E F Ledlie, W F Barthel.
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Year: 1973 PMID: 4714439 DOI: 10.1001/archsurg.1973.01350190058015
Source DB: PubMed Journal: Arch Surg ISSN: 0004-0010