Changes in seroepidemiological pattern of Helicobacter pylori and hepatitis A virus over the last 20 years in Japan
Toru Fujisawa, Toshiko Kumagai, Taiji Akamatsu, Kendo Kiyosawa, Yasuko MatsunagaVolume:
94
Year:
1999
Language:
english
DOI:
10.1016/s0002-9270(99)00339-1
File:
PDF, 348 KB
english, 1999