@book{2882,
	author = {Ratnam, S. S. },
	title = {Obstetrics and gynecology for postgraduates},
	publisher = {Orienent Longman ,},
	year = {1994 .},
	address = {Madras :},
	url = {https://books.google.com.pk/books?id=naDXrQEACAAJ&dq=8125002219&hl=en&sa=X&redir_esc=y}
}