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\bibitem{CharratDiop2008} Charrat Diop, L. (2008). Gris{\'e}lidis : travail de rue aupr{\`e}s des prostitu{\'e}es {\`a} Fribourg. \textit{Swiss Aids News : m{\'e}decine, soci{\'e}t{\'e}, droit}, (1; 02/2008), 1.

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