prepared by International Affairs Division, Minister's Sccretariat, Ministry of Health & Welfare, Japanese GovernmentJapan International Corporation of Welfare Services1988.3<AZ-541-B2>
Prepared by International Affairs Division, Minister's Secretariat, Ministry of Health & WelfareJapan International Corp. of Welfare Services1984.3<AZ-541-1>
Prepared by International Affairs Division, Minister's Secretarist, Ministry of Health & Welfare, Japanese GovernmentHealth and Welfare Problems Research Society1981.9<EG3-B10>