Persistent EarthCARE underflight studies of the ITCZ and organized convection (PERCUSION): contribution to EarthCARE validation. - Groß, Silke; Ewald, Florian; Stevens, Bjorn; Wirth, Martin; Dekoutsidis, Georgios; Ehrlich, André; Kouklaki, Dimitra; Krüger, Konstantin; Rosenburg, Sophie; Volkmer, Lea; von Bismark, Jonas; Hirsch, Lutz; et al. (Atmospheric Measurement Techniques, 2026)