@article{03c9b6f6339f449eb4506af15d4c9ead,
title = "Longitudinal change in maximum phonation time and exercise capacity in chronic heart failure patients",
keywords = "Chronic heart failure, Maximum phonation time, Peak oxygen uptake",
author = "Izawa, {Kazuhiro P.} and Satoshi Watanabe and Koichiro Oka and Shinobu Tochimoto and Yasuyuki Hirano and Brubaker, {Peter H.} and Yutaka Omori and Norio Suzuki and Keisuke Kida and Kengo Suzuki and Naohiko Osada and Kazuto Omiya and Hiroyuki Shimizu and Akashi, {Yoshihiro J.}",
year = "2015",
month = may,
day = "6",
doi = "10.1016/j.ijcard.2015.03.148",
language = "English",
volume = "187",
pages = "17--19",
journal = "International Journal of Cardiology",
issn = "0167-5273",
publisher = "Elsevier Ireland Ltd",
number = "1",
}