Thirteen subjects with essential hypertension controlled on oral enalapril (20 mg/day) therapy were entered into a protocol to assess serially 24-hour blood pressure, the renin-angiotensin-aldosterone system, angiotensin-converting enzyme activity, and plasma and urine enalaprilat drug levels, following both chronic oral administration of enalapril ...
Alexander Graham Bell is often credited as the inventor of the telephone since he was awarded the first successful patent. However, there were many other inventors such as Elisha Gray and Antonio Meucci who also developed a talking telegraph. Baker, Burton H. The gray matter: the forgotten story of the telephone. St. Joseph, MI, Telepress, 2000.
Top 10 facts about the world. Alexander Miles is an African-American inventor who is largely known for his contribution to the elevator industry. He was awarded a US patent in 1887 for his design, although he was not the person who originally invented the concept of the elevator or elevator doors.