Analysis of Alpha PVP, MePPP, Naphyrone, and Seven Related Pyrrolidinophenones in Blood by LC/TOF and LC/MS/MS

Presenting section:
Papsun, Donna M., Horsham PA; Malayappan, Bhaskar, Willow Grove PA; Maggitti, Alexander L., Willow Grove PA; Logan, Barry K., Horsham PA; Middleberg, Robert A., Horsham PA; Beck, Carol L., Philadelphia PA