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Ratner GL, Slutsker GE.Ratner GL, et al.Vestn Khir Im I I Grek. 1990 Oct;145(10):131-2.Vestn Khir Im I I Grek. 1990.PMID: 1964272Russian.No abstract available.
Ratner GL, Slutsker GE.Ratner GL, et al.Vestn Khir Im I I Grek. 1989 Sep;143(9):62-3.Vestn Khir Im I I Grek. 1989.PMID: 2617792Russian.No abstract available.
Ratner GL, Avgust VK.Ratner GL, et al.Vestn Khir Im I I Grek. 1982 Sep;129(9):69-77.Vestn Khir Im I I Grek. 1982.PMID: 7147600Russian.No abstract available.