A STATISTICAL APPROACH BASED ON THE TOTAL ERROR CONCEPT FOR VALIDATION THE BIOANALYTICAL METHOD: APPLICATION TO THE SPECTROPHOTOMETRIC DETERMINATION OF TRACES AMOUNT OF ACETAMINOPHEN IN HUMAN PLASMA Journal title: International Journal of Pharmacy and Pharmaceutical Sciences Authors: Ihssane Bouchaib, Sbai Mohamed, El Hadrami El Mestafa, Achour Sanae, Saffaj Taoufiq Subject(s):