PS Gunaratne, CN Wijeyaratne, P Chandrasiri, S Sivakumaran, K Sellahewa, P Perera, R Fernando, J Wanigasinghe, S Jayasinghe, R Ranawala, MTM Riffsy, HR Seneviratne

Ceylon Medical Journal

51: 137-142

2007https://doi.org/10.4038/cmj.v51i4.1142

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