Fig. 3From: Evaluating the national system for rare diseases in China from the point of drug access: progress and challengesFour quadrant diagram of drug-level availability and affordability for drugs in different efficacy groups for urban and rural residents. a Drug-level availability and affordability without NBMI for urban and rural residents in 2018. b Drug-level availability and affordability with NBMI for urban and rural residents in 2018. c Drug-level availability and affordability without NBMI for urban and rural residents in 2020. d Drug-level availability and affordability with NBMI for urban and rural residents in 2020. E: Endocrine, nutritional and metabolic diseases; N: Diseases of the nervous system; B: Diseases of the blood or blood-forming organs; C: Diseases of the circulatory system; D: Developmental anomalies; R: Diseases of the respiratory system; I: Diseases of the immune systemBack to article page