TY - JOUR T1 - Organizational determinants of boundary spanning activity in outpatient substance abuse treatment programmes AU - Alexander, Jeffrey A. AU - Wells, Rebecca AU - Jiang, Lan AU - Pollack, Harold PY - 2008 DO - 10.1258/hsmr.2007.007028 SP - 168 EP - 177 JO - Health Services Management Research VL - 21 IS - 3 SN - 0951-4848 ER -