Ambulatory health services in America past, present, and future
| Prif Awdur: | |
|---|---|
| Fformat: | Llyfr | 
| Iaith: | English | 
| Cyhoeddwyd: | Rockville, MD
          Aspen Systems
    
        c1981. | 
| Pynciau: | 
| Prif Awdur: | |
|---|---|
| Fformat: | Llyfr | 
| Iaith: | English | 
| Cyhoeddwyd: | Rockville, MD
          Aspen Systems
    
        c1981. | 
| Pynciau: |