TY - BOOK AU - Zweifel,Peter AU - Waser, Otto. TI - Bonus options in health insurance T2 - Developments in health economics in health economics and public policy, SN - 0-7923-1722-x U1 - 368.3ยด82 PY - 1992/// CY - Boston, Mass. PB - Kluwer Academic Publishers KW - Seguro de Salud KW - Alemania ER -