Andrew (Consultant Cardiologist R. Houghton United Lincolnshire Hospitals NHS Trust and Visiting Fellow University of Lincoln UK)
（2）
Andrew R. (Consultant Cardiologist Houghton United Lincolnshire Hospitals NHS Trust and Visiting Fellow University of Lincoln UK)
（2）
ANDREW R. HOUGHTON、DAVID GRAY
（1）
Alvestad, Karl (University of South-Eastern Norway Norway),Elliott, Andrew B R (University of Lincoln UK),Houghton, Robert (University of Winchester UK),Young, Helen (Deakin University Australia)
（1）
Andrew R Houghton、David Gray
（1）
Andrew R. Houghton (EDT)/ David Gray (EDT)
（1）
Andrew R. Houghton/ Alun Roebuck
（1）
