Mr. Chung is a 40 year old Chinese salesman, who works very hard and is under much stress to sell.
A Case Study on Cardiovascular System Mr. Chung is a 40 year old Chinese salesman, who works very hard and is under much stress to sell. He suffers from mild hypertension and is under treatment, though not very regular. One month ago, while jogging, he experiences an unusual, tight band-like discomfort, over his chest. He …
