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Pyke CM, Hay ID, Goellner JR, Bergstralh EJ, van Heerden JA, Grant CS.Pyke CM, et al. Among authors: goellner jr.Surgery. 1991 Dec;110(6):964-70; discussion 970-1.Surgery. 1991.PMID: 1745984
Hay ID, Ryan JJ, Grant CS, Bergstralh EJ, van Heerden JA, Goellner JR.Hay ID, et al. Among authors: goellner jr.Surgery. 1990 Dec;108(6):972-9; discussion 979-80.Surgery. 1990.PMID: 2247843