In a world of black and white, Helicobacter pylori is gray.
Blaser
M J
MJ
D005756:Gastritis / Q000188:drug therapy*; D016481:Helicobacter Infections / Q000188:drug therapy*; D016480:Helicobacter pylori; D006801:Humans; D010437:Peptic Ulcer / Q000382:microbiology; D012307:Risk Factors; D013274:Stomach Neoplasms / Q000382:microbiology