On call. As I get older, my voice sounds raspier. Is this normal? Is there anything I can do to reverse these changes?

Autor:	William, Kormos
Rok vydání:	2016
Zdroj:	Harvard men's health watch. 18(2)
ISSN:	1089-1102
Databáze:	OpenAIRE
Externí odkaz:	https://explore.openaire.eu/search/publication?articleId=pmid________::1fcabdf47a650f1d691b24c98f472138 https://pubmed.ncbi.nlm.nih.gov/27024721 Zobrazit plný text záznamu