Recent discoveries of diamond and coesite in the ultrahigh- pressure (UHP) metamorphosed supracrustal rocks have provoked a new challenge to present-day geodynamic ideas.  Meer

The pulmonary vessels reflect in their structure the stresses to which they are subjected. Over the years a variety of techniques have been applied to the study of the pulmonary circulation to acquire a greater understanding of the alterations occurring in various diseases.  Meer