Effects of photobiomodulation and bethanechol chloride treatment on salivary composition and flow rate in head and neck cancer patients undergoing radiotherapy: longitudinal interventional experimental clinical study. - Schepanski, Natália; da Silva Liebl, Bruna Melo; Mendes, Reila Taina; Costa, Floriatan Santos; Amaral, Clarice D. B.; Machado, Raquel C.; Nogueira, Ana Rita A.; Sassi, Laurindo Moacir; de Araujo, Melissa Rodrigues (Supportive Care in Cancer, 2025)