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North CA, Zinreich ES, Christensen WN, North RB.North CA, et al.Cancer. 1990 Nov 15;66(10):2224-8. doi: 10.1002/1097-0142(19901115)66:10<2224::aid-cncr2820661031>3.0.co;2-e.Cancer. 1990.PMID: 2224778Review.
North RB, LaRocca VR, Schwartz J, North CA, Zahurak M, Davis RF, McAfee PC.North RB, et al. Among authors: north ca.J Neurosurg Spine. 2005 May;2(5):564-73. doi: 10.3171/spi.2005.2.5.0564.J Neurosurg Spine. 2005.PMID: 15945430
North CA, North RB, Epstein JA, Piantadosi S, Wharam MD.North CA, et al.Cancer. 1990 Jul 1;66(1):6-14. doi: 10.1002/1097-0142(19900701)66:1<6::aid-cncr2820660103>3.0.co;2-f.Cancer. 1990.PMID: 2354409
North CA, Lee DJ, Piantadosi S, Zahurak M, Johns ME.North CA, et al.Int J Radiat Oncol Biol Phys. 1990 Jun;18(6):1319-26. doi: 10.1016/0360-3016(90)90304-3.Int J Radiat Oncol Biol Phys. 1990.PMID: 2115032