https://www.boisestate.edu/research-compliance/irb/guidance/guidelines-for-investigators-using-snowball-sampling-recruitment-methods/
Guidelines for Investigators Using Snowball Sampling Recruitment Methods - Office of Research...
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https://www.questionpro.com/blog/snowball-sampling/
Snowball Sampling: Definition, Method, Pros & Cons
Aug 18, 2023 - Snowball sampling is a non-probability sampling technique in which the samples have traits that are rare to find. Learn more about it.
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