Chinese social media in recent weeks have been flooded with angry posts from parents wondering whether their children received substandard vaccines amid reports that some companies had used expired ingredients and doctored testing records.
Although the substandard rabies and diphtheria, pertussis and tetanus (DPT) vaccines have not been linked to any deaths, public fear and furor has reached a level not seen since airborne particulates peaked in China a few years ago prompting widespread anger about urban pollution.
