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Gebb SA, Shannon JM.Gebb SA, et al. Among authors: shannon jm.Dev Dyn. 2000 Feb;217(2):159-69. doi: 10.1002/(SICI)1097-0177(200002)217:2<159::AID-DVDY3>3.0.CO;2-9.Dev Dyn. 2000.PMID: 10706140Free article.