(1999). Helicobacter pylori infection in children. College of Family Physicians of Canada.
Chicago Style citaatHelicobacter Pylori Infection in Children. College of Family Physicians of Canada, 1999.
MLA citatieHelicobacter Pylori Infection in Children. College of Family Physicians of Canada, 1999.
Let op: Deze citaties zijn niet altijd 100% accuraat.