Harrison, S., Henderson, J., Alderdice, F., & Quigley, M. (2019). Methods to increase response rates to a population-based maternity survey: A comparison of two pilot studies. BioMed Central.
Lua i Stíl Chicago (17ú heag.)Harrison, S., J. Henderson, F. Alderdice, agus M. Quigley. Methods to Increase Response Rates to a Population-based Maternity Survey: A Comparison of Two Pilot Studies. BioMed Central, 2019.
Lua MLA (9ú heag.)Harrison, S., et al. Methods to Increase Response Rates to a Population-based Maternity Survey: A Comparison of Two Pilot Studies. BioMed Central, 2019.
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