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Test-tube babies: A simpler, cheaper technique?
In this Aug. 14, 2013, photo, professor Geeta Nargund, medical director of the Create Health Clinic, poses for a photograph at the embryology laboratory at the clinic in south London. Since the first test-tube baby was born more than three decades ago, in vitro fertilization has become a sophisticated process with pricey incubators, specialized techniques and extensive screening. Now, scientists are going back to basics and testing a simpler and cheaper method intended mainly for use in developing countries. (AP Photo/Sang Tan)

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