Alpha 1 antitrypsin fecal clearance:VRat:24H:Ser/Plas+Stool:Qn
alpha 1 antitrypsin fecal clearance:vrat:24h:ser/plas+stool:qn
Alpha 1 antitrypsin fecal clearance:Volume Rate:24 hours:Serum/Plasma+Stool:Quantitative
alpha 1 antitrypsin fecal clearance:volume rate:24 hours:serum/plasma+stool:quantitative