Journal of Clinical Epidemiology > 2003 > 56 > 12 > 1236-1243
Source
Identifiers
journal ISSN : | 0895-4356 |
DOI | 10.1016/S0895-4356(03)00200-2 |
Journal of Clinical Epidemiology > 2003 > 56 > 12 > 1236-1243
journal ISSN : | 0895-4356 |
DOI | 10.1016/S0895-4356(03)00200-2 |