@book{7622,
	author = {Studd, John.(editor)},
	title = {Progress in Obstetrics and Gynaecology},
	publisher = {Churchill Livingstone,},
	year = {1999.},
	address = {Edinburgh :},
	url = {https://books.google.com.pk/books?id=-ZgTAQAAMAAJ&dq=0443058687&hl=en&sa=X&redir_esc=y}
}