Fig. 2From: From Plasmodium vivax outbreak to elimination: lessons learnt from a retrospective analysis of data from GuantangMalaria control history in Henan province between 1950 to 2017: (i) investigation and target intervention (1950–1962, blue); (ii) disease control (1963–1984, red); (iii) pre-elimination (1985–1994, green); (iv) consolidation (1995–2009, purple); and (v) elimination (2010–2020, yellow)Back to article page