These barriers include the unavailability of free testing and counseling, low awareness of the benefits of testing, the requirements for parental consent and the low perception of risks of infection.
HIV testing was not offered to TB patients because of the unavailability of HIV testing and treatment in the study area at the time the study was conducted.
These limitations include not finding and testing the swine until after peak virus shedding and the unavailability of swine for testing after terminal (mandatory harvest) swine exhibitions.
It is very well known that alkaline and calcareous soils favor Fe unavailability for plants and microorganisms [45].
Perhaps this was the underlying reason for others' unavailability for support and validation, and for their suggestions of dismissive strategies to the bereaved mothers.
A combination of fatigue from the Australian tour and his need to return to work reduced the amount of cricket Allen played in 1937, and he announced his unavailability for the summer's Test series against New Zealand.
However, data unavailability for some countries, variables, and earlier years is a limitation for this study.
The non-means tested benefits data that were proxy measures of disability – unavailability for work from permanent sickness and disability requiring care – showed substantively stronger contextual effects on individual mental health than the means tested benefits, suggesting that these measures may be capturing a different dimension to socio-economic deprivation.
However, they also have significant limitations, such as the unavailability of tests for monitoring their anticoagulant effectiveness, the absence of antidotes to reverse their effect, their renal clearance, some potential adverse effects and their higher cost (the cost per day of treatment with NOACs far outweighs that of VKAs, including monitoring costs).
Therefore, shifts in carbon between availability and unavailability for various microbial processes cannot be large.
