Home›Cardiology›IV音🌐日本語EnglishEspañolFrançaisالعربيةفارسی中文日本語EntityQ5476248· pop 6· linked from 100 articlesIV音Also known as S4, fourth haert soundtype of abnormal heart soundAvailable in 6 languagesFrançais中文العربيةArmenianفارسیvia Wikidata sitelinks · CC0Connectionsheart soundEntityTennesseeEntityCategoriesCardiology