Struggling with COPD? TPMG TPMG Clinical Research Division in Williamsburg is conducting a clinical trial for patients with moderate to severe COPD. See if you may qualify. (757) 707-3503 clinicaltrials@tpmgpc.com TPMG Clinical Research Division at Williamsburg Struggling with COPD? TPMG TPMG Clinical Research Division in Williamsburg is conducting a clinical trial for patients with moderate to severe COPD. See if you may qualify. (757) 707-3503 clinicaltrials@tpmgpc.com TPMG Clinical Research Division at Williamsburg