Geneva, Aug. 29 -- International Clinical Trials Registry received information related to the study (NCT07129668) titled 'Effects of Finger Kazoo Exercise With and Without Oropharyngeal Enlargement in the Operatic Singing Voice' on Aug. 11.

Study Type: Interventional

Study Design: Allocation: Randomized. Intervention model: Crossover Assignment. Primary purpose: Health Services Research. Masking: None (Open Label).

Primary Sponsor: Aveiro University

Condition: Voice Alteration

Intervention: Behavioral: Condition A

Recruitment Status: Not recruiting

Phase: N/A

Date of First Enrollment: May 30, 2025

Target Sample Size: 15

Countries of Recruitment: Portugal

To know more, visit https://clinicaltrials.gov/ct2/show/NCT07129668...