"La voz normal" by Jackson Menaldi, published by Editorial Médica Panamericana, discusses the diagnosis and treatment of vocal pathology, combining recent advancements with the authors' experience. Contributors to the book include Arauz, Benvenuto, Guevara, Jackson, Sapaly, and Tosi. It is an updated and expanded version of the previous works "La voz normal" and "La voz patológica