(Q66910809)
Statements
Health-care workers positive for hepatitis B surface antigen. Are their contacts at risk? (English)
Meyer WJ 3rd
T. C. Chalmers
B. M. Freeman
J. L. Lunceford
T. L. Lewis
P. V. Holland
P. A. Pizzo
P. H. Plotz
1 February 1975
27 February 1975
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