Papers presented and discussions held /
- Publisher: Pan American Sanitary Bureau
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 9580574
- Subject: Poliomyelitis vaccine Congresses.
- Subject code: R
- Publication history: 1st-
Print Holdings
| Archiving Institution | Program | Holdings Description | Retention |
|---|---|---|---|
| HathiTrust (HATHI) | HTDL | 1959 (1st); 1960 (2nd) | permanent |