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Adjustment of hospital utilization rates : United States, 1965-1980

Pokras, Robert.
Hyattsville, Md. : U.S. Dept. of Health and Human Services, Public Health Service, National Center for Health Statistics, 1984. 1984

Ambulatory and inpatient procedures in the United States, 1994

Pokras, Robert.
Hyattsville, Md. : U.S. Dept. of Health and Human Services, Centers for Disease Control and Prevention, National Center for Health Statistics, 1997. 1997

Diagnosis-related groups using data from the National Hospital Discharge Survey United States, 1981

Pokras, Robert.
[Hyattsville, Md. : U.S. Dept. of Health and Human Services, Public Health Service, National Center for Health Statistics, 1984] 1984

Diagnosis-related groups using data from the National Hospital Discharge Survey : United States, 198

Pokras, Robert.
[Hyattsville, Md.] : [U.S. Dept. of Health and Human Services, Public Health Service, National Center for Health Statistics], [1985] 1985

Discharge status of inpatients discharged from short-stay hospitals : United States, 1965-81

Pokras, Robert.
[Hyattsville, Md.] : [U.S. Dept. of Health and Human Services, Public Health Service, National Center for Health Statistics], [1983] 1983

Expected principal source of payment for hospital discharges, United States, 1977

Pokras, Robert.
[Hyattsville, Md.] : U.S. Dept. of Health and Human Services, Public Health Service, Office of Health Research Statistics, and Technology, [1980] 1980

Expected principal source of payment for hospital discharges, United States, 1979

Graves, Edmund.
[Hyattsville, Md.] : [U.S. Dept. of Health and Human Services, Public Health Service, Office of Health Research Statistics, and Technology], [1982] 1982

Hysterectomies in the United States, 1965-84

Pokras, Robert.
Hyattsville, Md. : U.S. Dept. of Health and Human Services, Public Health Service, National Center for Health Statistics, 1987. 1987

Surgical operations in short-stay hospitals : United States, 1978

Pokras, Robert.
Hyattsville, Md. : U.S. Dept. of Health and Human Services, ... National Center for Health Statistics, 1982. 1981

Trends in hospital utilization : United States, 1965-86

Hyattsville, Md. : U.S. Dept. of Health and Human Services, Public Health Service, Center for Disease Control, National Center for Health Statistics, 1989. 1989