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Hathaway, Andrew D., Elaine Hyshka, Patricia G. Erickson, Mark Asbridge, Serge Brochu, Marie-Marthe Cousineau, Cameron Duff, and David Marsh. Whither RDS? An Investigation of Respondent Driven Sampling As a Method of Recruiting Mainstream Marijuana Users. BioMed Central, 2010.

Hathaway, Andrew D., et al. Whither RDS? An Investigation of Respondent Driven Sampling As a Method of Recruiting Mainstream Marijuana Users. BioMed Central, 2010.