@inbook{1158825203, author={John Murtagh and Jill Rosenblatt and Justin Coleman and Clare Murtagh}, title={Hoarseness}, booktitle={Murtagh's General Practice, 7e}, publisher={McGraw-Hill Australia Pty Ltd}, address={Sydney, Australia}, year={2018}, url={murtagh.mhmedical.com/content.aspx?aid=1158825203} }