@book{27516,
	author = {Watson, Graham, ed.},
	title = {Lasers in Urology, Laparoscopy, and General Surgery},
	publisher = {SPIE},
	year = {1991},
	series = {Proceedings of SPIE; V. 1421},
	address = {Washington, USA},
	url = {https://www.spiedigitallibrary.org/conference-proceedings-of-spie/1421}
}