Exposure to psychoactive substances in women who request voluntary termination of pregnancy assessed by serum and hair testing

1. Falcon, M.
2. Valero, F.
3. Pellegrini, M.
4. Rotolo, M.C.
5. Scaravelli, G.
6. Joya, J.
7. Vall, O.
8. Algar, O.G.
9. Luna, A.
10. Pichini, S.