The effect of voice hygiene advices on Imams’ voice during Ramadan

Mitchell SA. Medical problems of professional voice users. Compr Ther 1996; 22(4):231–238.

Koufman JA, Blalock PD. Vocal fatigue and dysphonia in the professional voice user: Bogart-Bacall syndrome. Laryngoscope 1988; 98(5): 493–498.

Amir-Moezzi A. Spirituality and Islam. ISBN 9781845117382. London: Tauris; 2008; 103.

Rarnalingam, R. Care of the professional voice. Help Health Library 1997. [Accessed 19 April 2003].

Kotby MN. The accent method of voice therapy. San Diego: Singular Publishing Group; 1995.

Malki KH, Mesallam TA, Farahat M, Bukhari M, Murry T. Validation and cultural modification of Arabic voice handicap index. Eur Arch Otorhinolaryngol 2010; 267(11):1743–1751.

Brazilian Society of Otorhinolaryngology; Brazilian Academy of Laryngology and Voice. Voice and work: a matter of health and worker’s rights. 3th National Consensus on Professional Voice; 13–14 August 2004; Rio de Janeiro.

Timmermans B, De Bodt MS, Wuyts FL, Boudewijns A, Clement G, Peeters A, Van de Heyning PH. Poor voice quality in future elite vocal performers and professional voice users. J Voice 2002; 16(3): 372–382.

Vilkman E. Occupational safety and health aspects of voice and speech professions. Folia Phoniatr Logop 2004; 56(4):220–253.

Herrington-Hall BL, Lee L, Stemple JC, Niemi KR, McHone MM. Description of laryngeal pathologies by age, sex, and occupation in a treatment-seeking sample. J Speech Hear Disord 1988; 53(1): 57–64.

Couch S, Zieba D, Van der Linde J, Van der Merwe A. Vocal effectiveness of speech-language pathology students: before and after voice use during service delivery. S Afr J Commun Disord 2015; 62(1);E1–E17.

Eastwood C, Madill C, Mccabe P. The behavioural treatment of muscle tension voice disorders: a systematic review. Int J Speech Lang Pathol 2015; 17(3):287–303.