(Q45105837)
Statements
1 reference
Primary hepatitis A virus infection in developing countries: decline of maternal antibodies and time of infection (English)
1 reference
Bile K
1 reference
Aceti A
1 reference
Hagi MA
1 reference
Paparo BS
1 reference
Pennica A
1 reference
Celestino D
1 reference
Sebastiani A
1 reference
1 January 1986
1 reference
1 reference