In this paper, we provide an up-to-date frequency of occurrence and concentrations of organic UV filters in PCPs, including for the first time PCPs used in everyday life.
To date, the frequency of ARV drug resistance in Thailand has not been well characterized.
Based on the best evidence to date, a frequency of between 5 and 10 % seems to achieve the best outcomes.
As predictors, imagery characteristics, which have been widely studied in the literature to date – namely, frequency, vividness, controllability, and nowness – were assessed to determine their contribution to depression severity.
To our knowledge this study reports the frequency of DBP isotypes in the largest cohort of rural West Africans (n = 3129) to date with frequencies of Gc1f 86.0%, Gc1s 11.0% and Gc2 3.0%.
To date, the frequencies of some well-characterized genetic polymorphisms have been shown to shift with climate change (e.g., Umina et al. 2005; Balanyá et al. 2006); but even in these cases, the relevant phenotypic traits and selective mechanisms are not well understood (see more about inferring selection below).
Concerning SLI, studies to date that examined frequency discrimination abilities have been contradictory.
Outstanding questions to be answered/voids in the literature to date Given the frequency with which urethral catheterization is performed today, in lieu of SPA, it is not clear what method is best (e.g., simulation, animal models) for training and demonstrating competence with the procedure. .
Unlike GalK insertion, which has an efficiency close to 100% in MVA-BAC, the specific replacement of GalK with an exogenous sequence has been achieved to date at a frequency of only up to 1% compared to spontaneous deletions.
To date, the exact frequency of EGFR expression in ovarian cancer is not clear.
