| Literature DB >> 1475836 |
H J de Silva1, N Ratnatunga, U de Silva, W N Kularatne, R Wijewickrema.
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Year: 1992 PMID: 1475836 DOI: 10.1016/0035-9203(92)90115-s
Source DB: PubMed Journal: Trans R Soc Trop Med Hyg ISSN: 0035-9203 Impact factor: 2.184