Conference: 1994 annual meeting of the Universities Council on Water Resources, Big Sky, MT (United States), 2-5 Aug 1994; Other Information: PBD: 5 Aug 1994
New England Journal of Medicine New England Journal of Medicine, Massachusetts Medical Society, 2019, 380 (4), pp.347-357. ⟨10.1056/NEJMoa1812389⟩ NEW ENGLAND JOURNAL OF MEDICINE