No abstract available
MeSH terms
-
Adolescent
-
Biopsy
-
Carotenoids / blood*
-
Child
-
Female
-
Helicobacter Infections / blood*
-
Helicobacter pylori* / isolation & purification
-
Humans
-
Male
-
Nutritional Status*
-
Pyloric Antrum / microbiology
-
Urease / analysis
-
Vitamin A / blood*
Substances
-
Vitamin A
-
Carotenoids
-
Urease