Performance patterns and records in the world aquatics masters championships: Where do the most frequently represented nations among the top-ten masters swimmers come from? - Sascha Moreitz; Wais Ahmad; Matthias Wilhelm; Aldo Seffrin; Marilia Santos Andrade; Pedro Forte; Arkadiusz Stanula; Lee Hill; Pantelis T. Nikolaidis; Katja Weiss; Thomas Rosemann; Beat Knechtle (PLoS ONE, 2026)