Related Articles This section features articles from various sources connected with TTTS. You will find medical texts, opinions for and against different kinds of treatment, and differing opinions as to the causes of TTTS. The UK TTTS Association encourages all opinions concerning TTTS and may neither agree nor disagree with the opinions expressed in the following articles. All copyrights are respected.   1) The How And Why Of Twins -originally published in The East Honolulu Newspaper, © Kristine Bruner 1995 2) TTTS - A Viewpoint - by Dr. Joe Bruner, Fetal Diagnosis Unit, Vanderbilt University Medical Centre, December 1997.