1969 оны 1-р сар · U.S. Department of Health, Education, and Welfare, Division of Indian Health, Office of Program Planning and Evaluation, Program Analysis and Statistics Branch
Электрон ном
68
Хуудас
Энэ электрон номын тухай
Pt. 1: Hospital and medical services - fiscal year; pt. 2: illness among indians and Alaska natives - calendar year.