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Perez CA, Grigsby PW, Nene SM, Camel HM, Galakatos A, Kao MS, Lockett MA.Perez CA, et al. Among authors: kao ms.Cancer. 1992 Jun 1;69(11):2796-806. doi: 10.1002/1097-0142(19920601)69:11<2796::aid-cncr2820691127>3.0.co;2-o.Cancer. 1992.PMID: 1571911
Perez CA, Fox S, Lockett MA, Grigsby PW, Camel HM, Galakatos A, Kao MS, Williamson J.Perez CA, et al. Among authors: kao ms.Int J Radiat Oncol Biol Phys. 1991 Sep;21(4):885-98. doi: 10.1016/0360-3016(91)90726-k.Int J Radiat Oncol Biol Phys. 1991.PMID: 1917616