Monoamine oxidase A activity in fibroblasts as a functional confirmation of MAOA variants oleh Tessa M. A. Peters, Irma Lammerts van Bueren, Ben P.B.H. Geurtz, Karlien L. M. Coene, Nicole deLeeuw, Han G. Brunner, Jón J. Jónsson, Michèl A. A. P. Willemsen, Ron A. Wevers, Marcel M. Verbeek