Helicobacter pylori infection rates in relation to age and social class in a population of Welsh men.
Sitas, F, Forman, D, Yarnell, J W, Burr, M L, Elwood, P C, Pedley, S, Marks, K JVolume:
32
Language:
english
Journal:
Gut
DOI:
10.1136/gut.32.1.25
Date:
January, 1991
File:
PDF, 858 KB
english, 1991