A singer cannot practise voicing character head,character center and character ending only,she should also include the characters phonetic practicing in her schedule.

A finite element analysis was carried out to investigate the elastic buckling of webs in I-girders under patch load.

The curative effect of endovascular abdominalaortic aneurysm repair and middle-long term follow-up;

A case of multiple tuberculous aneurysm of the abdominal aorta;

Change of myocardial systolic and diastolic function in New Zealand rabbits after abdominal aortic constriction;