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 ## Description
 
-##Prerequisites
-PmagicGEO - https://gitbio.ens-lyon.fr/LBMC/regards/pmagicgeo - a script that allows to obtain metadata associated to a GSE or a GSM.
+## Prerequisites
+[PmagicGEO](https://gitbio.ens-lyon.fr/LBMC/regards/pmagicgeo) - a script that allows to obtain metadata associated to a GSE or a GSM [see GEO classification](https://www.ncbi.nlm.nih.gov/geo/).