Fig. 2From: Trends of interventional radiology procedures during the COVID-19 pandemic: the first 27 weeks in the eye of the stormWeekly number of COVID-19 cases with weekly IR procedures performed classified based on IR-PAS classification: graphs describing the weekly number of COVID-19 patients in Singapore (with labels demarcating key events), and the weekly number of IR procedures performed across all IR-PAS tiersBack to article page