YVONNE E. COSSART, M.B. B.Sc.(Med.) D.C.P. M.R.C.Path; EPIDEMIOLOGY OF SERUM HEPATITIS, British Medical Bulletin, Volume 28, Issue 2, 1 May 1972, Pages 156–162,
No takes yet. Share an insight, caveat, or question.
Yvonne E. Cossart (1972) studied this question.
Synapse has enriched 5 related papers. Consider them for comparative context: