“…The exact frequency and duration used today depends on several factors, such as the medical prescription, rules of reimbursement, the specific vocal pathology and its severity, the type of therapy or training, the client's limitations and expectations, and upcoming vocal performances (Mueller and Larson 1992, De Bodt et al 2008a, Van Lierde et al 2007, 2010a. Having standardized guidelines in terms of the ideal frequency and duration for voice therapy and training could be a merit for both the patient/client, the voice therapist/coach, and the healthcare system (Patel et al 2011, Wenke et al 2014, De Bodt et al 2015.…”