PLoS ONE, 4(5), e-5616. Public Library of Science PLoS ONE PLoS ONE, Vol 4, Iss 5, p e5616 (2009) Monkhorst, K, de Hoon, B, Jonkers, I, Achame, E M, Monkhorst, W, Hoogerbrugge, J, Rentmeester, E, Westerhoff, H V, Grosveld, F, Grootegoed, A & Gribnau, J 2009, ' The probability to initiate X chromosome inactivation is determined by the X to autosomal ratio and x chromosome specific allelic properties. ', PLoS ONE, vol. 4, no. 5, pp. e-5616 . https://doi.org/10.1371/journal.pone.0005616 PLoS One (print), 4(5). Public Library of Science PLoS ONE, 4(5):e5616. PUBLIC LIBRARY SCIENCE