(Q35990490)
Statements
1 reference
Voucher reinforcement improves medication adherence in HIV-positive methadone patients: a randomized trial (English)
1 reference
Nancy A Haug
1 reference
Kevin L Delucchi
1 reference
James L Sorensen
1 reference
Valerie Gruber
1 reference
Evan Kletter
1 reference
Steven L Batki
1 reference
Jacqueline P Tulsky
1 reference
Paul Barnett
1 reference
Sharon Hall
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
1 reference
Identifiers
1 reference