Source:
The New England journal of medicine [N Engl J Med] 1970 Sep 24; Vol. 283 (13), pp. 676-9.Publisher: Massachusetts Medical Society Country of Publication: United States NLM ID: 0255562 Publication Model: Print Cited Medium: Print ISSN:
Source:
The Journal of laboratory and clinical medicine [J Lab Clin Med] 1972 Feb; Vol. 79 (2), pp. 192-203.Publisher: Elsevier Country of Publication: United States NLM ID: 0375375 Publication Model: Print Cited Medium: Print ISSN: 0022-2143 (Print)
Source:
The Medical clinics of North America [Med Clin North Am] 1971 Sep; Vol. 55 (5), pp. 1249-62.Publisher: W B Saunders Country of Publication: United States NLM ID: 2985236R Publication Model: Print Cited Medium: Print ISSN: 0025-7125