@book{70928,
	author = {Tamer Mohsen Ahmed Elnahas and Mohamed Ahmed Aboulghar , },
	title = {Randomized prospective study on the use of laser assisted hatching for transfer of frozen / thawed embryos in human intracytoplasmic sperm injection / },
	publisher = {Tamer Mohsen Ahmed Elnahas , },
	year = {2018},
	address = {Cairo : },
	url = {http://172.23.153.220/th.pdf}
}