Based on a presentation to the 57th Southwestern Petroleum Short Course, Lubbock, Tex., Apr. 26-29, 2010. As shown with a nodal analysis, the use of wellhead chokes on electrical submersible-pumped ...

When we decided to become electronics engineers, we were introduced to Ohm's Law and to two enshrined methods of analyzing circuits. These were called “loop analysis” and “node analysis.” We were told ...

Lymphadenopathy is common, affecting patients of all ages. The current referral pattern for investigating patients with lymphadenopathy varies widely with no universally practised pathway. Our ...

Among 1269 patients with an intermediate-thickness primary melanoma, the mean (±SE) estimated 5-year disease-free survival rate for the population was 78.3±1.6% in the biopsy group and 73.1±2.1% in ...