@book{1553,
	author = {Harvey, A. McGehee},
	title = {Davidson's  Principles & practice of medicine.},
	publisher = {Elsevier,},
	year = {2010.},
	address = {New Dehli. :},
	edition = {21st ed,},
	note = {Based on: The principles and practice of medicine / William Osler.},
	url = {Book Description}
}