External monitoring of a data coordinating center: experience of the National Cooperative Gallstone Study.
| Image |  |
|---|---|
| Description | scientific article |
| Author/s |
author: John M. Lachin |
| Publication date | March 1, 1987 |
| Language | English |
| Country of origin | |
| Wikipedia link | |
| Copyright status | |
| Missing/wrong data? | Edit Wikidata item |