Scanning electron microscopy (SEM) studies 16,17,18,19 have reported conflicting results with reference to the marginal adaptation of MTA to root-canal walls. For example, Torabinejad et al. 16 and ...

Although the review by Lommatzsch and Virchow (1) may appear somewhat unsystematic, it at least provides a balanced overview of the basic aspects of the diagnosis and treatment of severe asthma.

For most situations, when you repeatedly perform an activity, the effects magnify over time. If you measure the total effect of the series of actions, it will be more than the marginal effect (whether ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. The income effect and the price effect are ...