Ishida, N.; Matsumoto, S.; Sugamura, K.; Umenai, T.; Sakai, N.; Miyamoto, T.; Oscar, M.-Q.C.; Madalengoitia, J.; Rafael, A.M.; Guerra, Humberto; Alejandro, C.Y.; O'connellii, A.; Millman, I.
(J-STAGE, 1974)
Subtypes of hepatitis B antigen (HBAg, Australia antigen) were investigated in 29 HBAg positive sera of asymptomatic carriers and hepatitis patients, living in different areas of Peru. Ethnically, 10 of them were from ...