TY - JOUR AU - khamseh, abbas AU - kheradranjbar, maryam AU - iranbanfard, seyyed javad TI - Designing a portfolio management model for health service R&D projects based on information technology with a structural equation modeling approach JO - Roshd -e- Fanavari VL - 22 IS - 87 SP - EP - PY - DO - ER -