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- [6] ALTITUDE, LOW BIRTH-WEIGHT, AND INFANT-MORTALITY IN COLORADO JAMA-JOURNAL OF THE AMERICAN MEDICAL ASSOCIATION, 1988, 259 (23): : 3427 - 3432
- [9] THE CONTRIBUTION OF LOW BIRTH-WEIGHT TO INFANT-MORTALITY AND CHILDHOOD MORBIDITY NEW ENGLAND JOURNAL OF MEDICINE, 1985, 312 (02): : 82 - 90