Reduced penetrance alleles for Huntington’s disease: a multi-centre direct observational study (14 March, 2007)
Oliver W J Quarrell, Alan S Rigby, L Barron, Y Crow, A Dalton, N Dennis, A E Fryer, F Heydon, E Kinning, A Lashwood, M Losekoot, L Margerison, S McDonnell, P J Morrison, A Norman, M Peterson, F L Raymond, S Simpson, E Thompson, J Warner