Testing How-To: OAT by Dr. John Bartemus | Nov 22, 2017 | members only videos, Testing How-To | 0 commentsTesting How-To: OATRelated Posts:Sex Hormone Testing - Who, What, When, Why, and HowHistamine Intolerance, Mold Biotoxins, and Aldehyde…High liver enzymes caused by weightliftingStomach pain in kids - use NON-INVASIVE testing…Genetic Testing for Methylation - what are options…ApoE genotype - using your 23andMe results to…Submit a Comment Cancel replyYou must be logged in to post a comment.