Patient Flow Sankey Particles

https://bl.ocks.org/micahstubbs/ed0ae1c70256849dab3e35a0241389c9

Particles between Nodes in Force-Directed Graph with Canvas

http://bl.ocks.org/gvenezia/e0e6d17dbf12dd6a7ea819ffe02c7aa1

gif with canvas

https://stackoverflow.com/questions/48234696/how-to-put-a-gif-with-canvas

d3js context canvas zoom pan

https://observablehq.com/@d3/zoom-canvas