A zoonotic focus of cutaneous leishmaniasis in Addis Ababa, Ethiopia.

Parasit Vectors · 2009 · PMC2794267 · PMID 19954530

Europe PMC DOI

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an increasing trendno p-value reported

However, what remains to be determined is whether or not there has been an increasing trend in the numbers of cases over the past years; and to confirm if indeed man-to-man transmission takes place.

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Quoted from the open-access full text in Europe PMC under the licence the publisher applied. The sentence is reproduced exactly as published; the emphasis is ours.