TY - BOOK ED - National Social Insurance Board. Sweden ED - The National Social Insurance Board. Suecia TI - Social insurance statistics. Facts 1987 SN - 0282-4699 U1 - 368.409485 21 PY - 1988/// CY - Stockholm PB - NSIB. Mathematical-Statistical Division KW - Seguridad social KW - Estadísticas KW - Suecia KW - 1987 N1 - I. Sickness and parental insurance. II. Work injury insurance. III.Pension insurance. IV. Allowances. V. Miscellaneous ER -