A new index for characterizing micro-bead motion in a flow induced by ciliary beating: Part I, experimental analysis. - Mathieu Bottier; Sylvain Blanchon; Gabriel Pelle; Emilie Bequignon; Daniel Isabey; André Coste; Estelle Escudier; James B. Grotberg; Jean-François Papon; Marcel Filoche; Bruno Louis (PLoS Comput. Biol., 2017)