Although genetic susceptibility appears to be a prerequisite in type 1 diabetics, multiple environmental factors likely initiate β - cell autoimmunity, which, once begun, proceeds by common pathogenic pathways (74). (academic.oup.com)
«Yes, there is a set of diseases that occur more frequently in blacks, but they're complex diseases, involving multiple environmental factors and multiple genes too. (discovermagazine.com)
«Our view is that strandings are likely caused by a complex combination of multiple environmental factors, so we want to include the widest possible range of possible parameters in the follow - up study.» (sciencedaily.com)