There are currently no globally accepted tests of early child development (ECD) primarily because of the concerns that assessments developed in one country (usually Western countries) may not be valid in other countries due to cultural and contextual differences in both, content and assessment techniques (Sun et al. 2012).
The Dutch health care system is very similar to the systems prevailing in other Western countries, so that the results of the study may well be valid in those countries as well.
The regulations should ensure the continuity of contracts, making clear that, from the end of the transitional period, all references to national currencies in legal instruments are to be read as references to the euro.Lex monetae, a principle of international law, should also ensure that European contracts will continue to be valid in other countries.
An alternative explanation is that the ADL scale used in this study may not be valid in developing countries, such as Botswana, where people have very different educational, cultural, and linguistic backgrounds from those in the United States, Europe, and Australia.
Data for a history of cardiovascular disease, congestive heart failure, and peripheral vascular disease may not be valid in developing countries where populations have a limited understanding of the diseases they have been diagnosed with.
While a number of instruments are available that measure mental health and well-being, most have been developed and used within the same population, and are unlikely to be valid in other countries as concepts of mental health may be unique and relevant to specific cultures [ 7- 11] due to several reasons.
Given that our prevalence estimates are based on a large North American cohort study, 10 our estimates of efficacy based on randomised trials conducted throughout the world, and that Canada has publicly funded healthcare and relative costs that are likely similar to Europe, we think that our results are likely to be valid in other countries.
If renting or buying a car is a good idea, will your current driver's license be valid in that country, or will you need to take a test?
Before you can train to be a driving instructor, you need to have a valid driver's license to drive the type of vehicle you wish to teach others how to drive, and it must be valid in the state or country in which you want to teach.
