Helicobacter pylori Ab.IgM:PrThr:Pt:Ser:Ord:IA
helicobacter pylori ab.igm:prthr:pt:ser:ord:ia
Helicobacter pylori IgM Ab [Presence] in Serum by Immunoassay
helicobacter pylori igm ab [presence] in serum by immunoassay