LOS ANGELES (AP) -- Researchers are reporting a key advance in using stem cells to repair hearts damaged by heart attacks. In a study, stem cells donated by strangers proved as safe and effective as...
MARILYNN MARCHIONE AP Chief Medical Writer Published:
LOS ANGELES (AP) -- Researchers are reporting a key advance in using stem cells to repair hearts damaged by heart attacks. In a study, stem cells donated by strangers proved as safe and effective as...
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