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front |1 |2 |3 |4 |5 |6 |7 |8 |9 |10 |11 |12 |13 |14 |15 |16 |17 |18 |19 |20 |21 |22 |23 |24 |25 |26 |27 |28 |29 |30 |31 |review |
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National Center of Health Statistics (NCHS): http://www.cdc.gov/nchs/default.htm National Helath Interview Survey (NHIS): http://www.cdc.gov/nchs/nhis.htm National Hospital Discharge Survey (NHDS): http://www.cdc.gov/nchs/products/pubs/pubd/series/sr13/pre-141/sr13_148.htm National Ambulatory Madical Care Survey (NAMCS): http://www.cdc.gov/nchs/about/major/ahcd/ahcd1.htm |