Original language | English (US) |
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Pages (from-to) | 1342 |
Number of pages | 1 |
Journal | The Lancet |
Volume | 341 |
Issue number | 8856 |
DOIs | |
State | Published - May 22 1993 |
Bibliographical note
Funding Information:This project was supported by the UNDP/World Bank/WHO Special Programme for Research and Training in Tropical Diseases. J. M. A. received a grant from Programa Ciencia JNICT, Portugal.