Effect of pregnancy and lactation on maternal bone mass and calcium metabolism - Kent, G. N.; Price, R. I.; Gutteridge, D. H.; Allen, J. R.; Rosman, K. J.; Smith, M.; Bhagat, C. I.; Wilson, S. G.; Retallack, R. W. (Springer, 1993)
http://dx.doi.org/10.1007/BF01621861
Keywords: WW-YZ