| Identifer | oai:union.ndltd.org:bl.uk/oai:ethos.bl.uk:243289 |
| Date | January 1996 |
| Creators | Piyadasa, Ambegoda Geekiyanage Damayanthi |
| Publisher | London School of Hygiene and Tropical Medicine (University of London) |
| Source Sets | Ethos UK |
| Detected Language | English |
| Type | Electronic Thesis or Dissertation |
Page generated in 0.0025 seconds