Boardgamegeek https://boardgamegeek.com/boardgameexpansion/40849/pandemic-brink
English - Pandemic: On the Brink includes new event cards, new role cards, rules for five players, and optional game challenges to increase the difficulty of the Pandemic base game. These new challenges, which can be used individually or combined for even more difficult play, are as follows.
Ludovox http://ludovox.fr/jeu-de-societe/pandemie-au-seuil-de-la-catastrophe-6096/
French - Si vous pensiez avoir sauvé l'Humanité, détrompez-vous ! D'autres fléaux vous attendent.