A bride from eastern China slipped into a coma after a botched cold treatment, but she awoke and smiled at her fiancé just two days before her wedding.Wang Ranran, 24, from Taian in Shandong province, had been in a six-year relationship with her fiancé, Zhang Xirui.After registering their marriage at the end of last year, they eagerly planned their wedding for April 25, securing a popular emcee and hotel well in advance.But a simple cold treatment changed their lives forever.In January,...