Physisian service patterns and illness rates
| Autor principal: | |
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| Formato: | Libro |
| Lenguaje: | English |
| Publicado: |
United States of America :
Group Health Insurance,
c1967.
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| Materias: |
| Notas: | A research report on medical data retrieved from insurance records |
|---|---|
| Descripción Física: | ix, 452 páginas : ilustraciones |