@article {leachman1971midsystolic,
	title = {The Midsystolic Click and Late Systolic Murmur. Clinical, Electrocardiographic and Hemodynamic Characteristics.},
	journal = {Annals of Internal Medicine},
	volume = {74},
	number = {5},
	year = {1971},
	pages = {820{\textendash}820},
	publisher = {Am Coll Physicians},
	author = {Leachman, Robert D and Lufschanowski, Roberto and Cokkinos, Dennis V}
}
