Mars, Maurice.Cassim, Bilkish.McGregor, Avril.2012-10-242012-10-2420052005http://hdl.handle.net/10413/7459Thesis (M.Med.Sc.)-University of KwaZulu-Natal, Durban, 2005.No abstract available.en-ZALong-distance running--Physiological aspects.Running for women.Women--Exercise--Physiological aspects.Osteoporosis.Bones--Metabolism--Endocrine aspects.Bone densitometry.Theses--Human physiology.The effect of ultradistance running on premenopausal women of different ethnic groups.Thesis