Meperidine & Normeperidine panel:-:Pt:Ser/Plas:-
meperidine & normeperidine panel:-:pt:ser/plas:-
Meperidine & Normeperidine panel:-:To identify measures at a point in time:Serum/Plasma:-
meperidine & normeperidine panel:-:to identify measures at a point in time:serum/plasma:-