Nordin B E C, Need A G, Morris H A, Horowitz M
Department of Clinical Chemistry, Institute of Medical and Veterinary Science, Adelaide, South Australia
Department of Medicine, Royal Adelaide Hospital, Adelaide, South Australia
Br Med J (Clin Res Ed). 1987 Nov 14;295(6608):1276-7. doi: 10.1136/bmj.295.6608.1276-a.