lea ament, left, and tamara nunley talk about the care their team provided for helen and robert valenzuela at st. jude medical center in fullerton. (scott smeltzer / staff photographer)..
twins linus, left, and maarten have more sweat glands and tooth precursors than their older brother joshua, 5, after being treated with a drug in utero....
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james taylor exclusive: 'i could see my heart stretching my skin. i thought i was going to die'