Understanding Silent GERD
Heartburn is a typical sign of GERD, but this classic symptom is not always present. Learn how to recognize "silent GERD," as well as what's involved in diagnosis and treatment.
Dennis Thompson Jr., Everyday Health
link-
http://www.everydayhealth.com/gerd/understanding-silent-gerd.aspx?xid=nl_EverydayHealthHealthyAging_20111124