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Fig. 4 | Health Research Policy and Systems

Fig. 4

From: Health policy and systems research collaboration pathways: lessons from a network science analysis

Fig. 4

The large connected component (LCC) in the middle corresponds to the interval 1990–2015. The four surrounding networks (grey background) are identical to the one in the middle, but stratified by the economic classification of the first authors’ country affiliation. For description on the area marked by a dashed black circle, please see the next figure. Orange colour indicates low-income countries (LICs), green for lower middle-income countries (LowerMICs), pink for upper middle-income countries (UpperMICs) and blue for high-income countries (HICs)

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