Widstrom E, M Linna and T Niskanen (2004). “Productive Efficiency and its Determinants in the Finnish Public Dental Service.” Community Dentistry & Oral Epidemiology 32(1): 31-40.
Widstrom E, M Linna and T Niskanen (2004). “Productive Efficiency and its Determinants in the Finnish Public Dental Service.” Community Dentistry & Oral Epidemiology 32(1): 31-40.