Mercedes, a woman who had her ovaries surgically removed, hands doctor Justo Callejo (R) her child Lucas at Sant Joan de Deu de Esplugues hospital in Barcelona, May 22, 2013. The woman gave birth to her son in July 2012, conceived him after receiving an autograft of frozen-thawed ovarian tissue, due to the removal of her ovaries as a result of tumour, local media reported. REUTERS/Gustau Nacarino (SPAIN - Tags: SCIENCE TECHNOLOGY HEALTH SOCIETY)
Mercedes, a woman who had her ovaries surgically removed, hands doctor Justo Callejo (R) her child Lucas at Sant Joan de Deu de Esplugues hospital in Barcelona, May 22, 2013. The woman gave birth to her son in July 2012, conceived him after receiving an autograft of frozen-thawed ovarian tissue, due to the removal of her ovaries as a result of tumour, local media reported. REUTERS/Gustau Nacarino (SPAIN - Tags: SCIENCE TECHNOLOGY HEALTH SOCIETY)