Lifetime Costs: The typical total cost for a new septic system over a 20 year period is $6,300 to $13,000 for trenches and mounds, or $13,500 to $32,000 for alternative treatment systems. For multi-household systems, typical trench or mound systems range from $18,500 to $25,000.
Or perhaps because they only looked at children with autism in the Amish community. I wonder if they looked into how many Amish get things like chickenpox, smallpox, mumps, diphtheria, measles, rubella, whooping cough, shingles, the flu, HPV, rotavirus, etc etc.
Sometimes these diseases develop gradually over time. Some children with interstitial lung disease have other medical conditions such as heart disease, joint disease (arthritis), blood disorders such as sickle cell anemia, cancer, or chronic inflammatory bowel disease (such as Crohnâs or Ulcerative Colitis).