This could be an obstacle for comparative studies which are based on systematic literature searches from different countries or for finding adequate sources to describe the status quo in Austria.
However, the lack of consistent positioning of zebrafish embryos within wells of microtiter plates remains an obstacle for the comparative analysis of images acquired in automated screening assays.
Those reasons comprise not only obstacles of prematurity and comparative abstractness arising from the nature of the proceeding in prohibition and the manner in which the parties have utilized it for presenting the constitutional questions.
I discuss at length the obstacles to causal inference from comparative data, and caution against inappropriate use of instrumental variables and other techniques.
That said, one of the main headwinds to US corporate profits – falling oil prices – will stop being an obstacle, at least on a comparative basis, starting in the second half of this year.
However, the impracticalities of a weight-bearing full-length leg radiograph and the comparative expense and inconvenience of knee radiographs remains an obstacle for some large scale epidemiological studies and clinical assessment of a standing participant is a practical alternative.
Two remaining papers bring readers to the next level, by looking at the processes on the whole-country scale and in comparative perspective with other countries which are overcoming similar formidable obstacles.
- Kayla, 23, on working in Barcelona as an Au Pair, switching to TELF, and overcoming obstacles to travel before continuing her career in comparative literature.
One comparative trial in the early 1990s laboriously compared balloon angioplasty and bypass surgery over the course of many years; but the widespread adoption of innovative heart stents in the meantime made the results of the study almost meaningless.Despite such obstacles, comparative studies seem to help governments spend money more efficiently.
The major obstacles to investigating mechanisms of TE evolution have been a lack of comparative genomic data sets and efficient computational methods for measuring differences in TE composition between species.
A comparative BSA adsorption study proved the lack of non-specific binding, a common obstacle in designing biocompatible nanoparticles.
