AU - Culbertson JC, Breslau NA, Moore M, Engel E TI - SEx chromatin determination from hair PT - JOUR DP - 1969 TA - JAMA pages = {560-561}, VI - 207 IP - 3 AID - 10.1001/jama.1969.03150160072023 [doi] 4100 - http://dx.doi.org/10.1001/jama.1969.03150160072023 SO - JAMA January 20, 1969 207(3):560