Complex sentence: In 2003, she received the L'Oréal-UNESCO Awards for Women in Science in their category of Latin America, the first Argentine scientist to receive the award which was created in 1998.
Split into simpler sentences: In 2003, she received the L'Oréal-UNESCO Awards for Women in Science in their category of Latin America. She becameg the first Argentinian scientist to receive the award; which was created in 1998.