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. 2019 Nov 28;9(11):e031658. doi: 10.1136/bmjopen-2019-031658

Figure 2.

Figure 2

Influence of government price regulation and deregulation on monthly Laspeyres index (Lp) among price-regulated medications (n=30), price-unregulated medications (n=22), all medications (n=52) and the difference between regulated and unregulated medications, 2011–2016.