TY - JOUR
AU - R. Ward
AU - S. Krugman
AU - J. Giles
AU - A. Jacobs
AU - O. Bodansky
BT - The New England journal of medicine
LA - eng
PY - 1958
EP - 9
T2 - The New England journal of medicine
TI - Infectious hepatitis; studies of its natural history and prevention
VL - 258
ER -