anchor.diff:  657,children with immunosuppressive diseases,cannot receive,vaccinations,
   953,children with neurodevelopmental issues,are particulary vulnerable to many,vaccine-preventable diseases,
   375,children without autistic sibling,no evidence that MMR vaccine raised,autism risk,
  -959,choice to not vaccinate younger child,did not decrease,autism risk,said Dr. Paul Offit
  -960,choice to not vaccinate younger child,only increased,measles risk,said Dr. Paul Offit
  -961,choice to not vaccinate younger child,only increased,risk of mumps,said Dr. Paul Offit
  -962,choice to not vaccinate younger child,only increased,risk of rubella,said Dr. Paul Offit
  +959,vaccine refusal,did not decrease,autism risk,said Dr. Paul Offit
  +960,vaccine refusal,only increased,measles risk,said Dr. Paul Offit
  +961,vaccine refusal,only increased,risk of mumps,said Dr. Paul Offit
  +962,vaccine refusal,only increased,risk of rubella,said Dr. Paul Offit
   752,Christian Scientists,believe,healing through prayer,"The First Church of Christ, Scientist"
   753,Christian Scientists,believe,vaccines are not necessary,
  -790,church mission work,overseas where vaccine-preventable diseases are very common is an,issue,
  +790,church,mission work overseas where vaccine-preventable diseases are very common is an,issue,
   747,Church of the First Born,believe in,faith healing,over medical care
   600,close contacts,should receive,antibiotics,
   599,close contacts,highest risk for getting,infection,
  
positive.code: 936,Dr. Paul Offit,is,pediatrician,at The Children's Hospital of Philadelphia
  449,vaccines,many parents continue to withhold from,children,because of fear of vaccine-autism link
  934,Dr. Paul Offit,is director of,Vaccine Education Center,
  923,driving factors,vary significantly at,community-level,of parents to opt out of recommended vaccine schedule
  920,driving factors,vary significantly for,parents,to opt out of recommended vaccine schedule
  922,driving factors,vary significantly of parents to opt out of,recommended vaccine schedule,at community-level
  765,Dutch reformed churches,subset describe vaccines as,gift from God,
  
negative.code: 827,home school,children do not have same,vaccine requirements,
  157,HPV vaccination rates,continued to lag in,United States,
  154,HPV vaccine,is recommended,ages 11 or 12,
  153,HPV vaccine,needs to be given before,at risk,
  191,HPV vaccine,has,benefits,
  155,HPV vaccine,is recommended,boys,
  161,HPV vaccine,can prevent,cancer,
  