The selection of control groups in case-control studies
evaluation of control groups selected by random digit dialing and from hospitals
Edición de la obra The selection of control groups in case-control studies
| Autor | Sarah Olson |
|---|---|
| Fecha de publicación | 1992 |
| Idioma | inglés |
| Páginas | 338 |
| OCLC | 29282464 |
| Número de Cutter | O52s |