Fig. 1From: The effects of pricing policy on the prices and supply of low-cost medicines in Shandong, China: evidence from an interrupted time series analysisThe trend of average prices and Drug Price Index of frequently-used LCMs by quarter, in Shandong Province, China Note: IM: Marshall-Edgeworth Price Index; IM (QOQ): quarter-on-quarter Marshall-Edgeworth Price Index; P: average price of all LCMs; PC: average price of chemical LCMs; PT: average price of traditional Chinese LCMsBack to article page