The sample was obtained through convenience sampling (Coolican, 1994).
The sampling method for this study was obtained through convenience sampling.
Vials of microspheres were obtained by convenience sampling, either before or after extraction of the desired treatment activity.
We obtained a convenience sample of clinical summaries from 13 diverse practices across the U.S. and assessed their characteristics using validated measures.
Trained student research assistants obtained a convenience sample of observations during two consecutive winter seasons (2011 to 2013) at our receiving hospital in Syracuse, New York (NY).
Thirty documents which include valuation breakdowns and variation/change orders documents were obtained by convenience sampling technique and used for the extraction of design errors leading to variations and their associated costs.
Due to the difficulty in recruiting busy practitioners, we obtained a convenience sample of 18 general dentists.
The population in the present study was obtained by convenience from various sources and thus, the proportion not necessarily represents the actual ratio between females and males.
The representativeness of community-based samples is also unknown, although in some settings results obtained from convenience sampling or even snowball sampling can be unbiased [ 26, 27].
Participants were obtained through convenience sampling; paper questionnaires were distributed through lesbian and gay service providers, social venues, mailing lists, support groups, lesbian and gay projects and contacts to help-lines.
