Antihistamines:Imp:Pt:Ser/Plas/Urine:Ord:Screen
antihistamines:imp:pt:ser/plas/urine:ord:screen
Antihistamines:Impression/interpretation of study:To identify measures at a point in time:Serum/Plasma/Urine:Ordinal:Screen
antihistamines:impression/interpretation of study:to identify measures at a point in time:serum/plasma/urine:ordinal:screen