Labrineas C, Varverakis E, Pistos C, Dotsikas I, Gikas E, Papoutsis I, Spiliopoulou C, Athanaselis S. Overcoming insufficient fragmentation in single quadruple MS by combining HPLC-UV/Vis with LC/MS: The case of risperidone in terms of the identification point system. Pharmakeftiki [Internet]. 2014;26(2):66 - 76.