"there may be subtle differences (between animals and humans) that we don't know about," klein said.
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http://lm360.us/Bonifacio-sister-of-Mailo-from-Don-Mills?Bevelson=108
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)
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