[EN] PYRROLOPYRIMIDINE DERIVATIVES AS MODULATORS OF MULTI-DRUG RESISTANCE (MDR) [FR] DERIVES PYRROLOPYRIMIDINIQUES CONVENANT COMME MODULATEURS DE LA MULTIRESISTANCE AUX MEDICAMENTS
[EN] PYRROLOPYRIMIDINE DERIVATIVES AS MODULATORS OF MULTI-DRUG RESISTANCE (MDR) [FR] DERIVES PYRROLOPYRIMIDINIQUES CONVENANT COMME MODULATEURS DE LA MULTIRESISTANCE AUX MEDICAMENTS