Published on in Vol 6, No 2 (2020): Apr-Jun
![Assessing Bias in Population Size Estimates Among Hidden Populations When Using the Service Multiplier Method Combined With Respondent-Driven Sampling Surveys: Survey Study Assessing Bias in Population Size Estimates Among Hidden Populations When Using the Service Multiplier Method Combined With Respondent-Driven Sampling Surveys: Survey Study](https://asset.jmir.pub/assets/0130b642122c50c7d63bc1fb8ecff878.png 480w,https://asset.jmir.pub/assets/0130b642122c50c7d63bc1fb8ecff878.png 960w,https://asset.jmir.pub/assets/0130b642122c50c7d63bc1fb8ecff878.png 1920w,https://asset.jmir.pub/assets/0130b642122c50c7d63bc1fb8ecff878.png 2500w)
1 Centre for Sexual Health and HIV/AIDS Research, Harare, Zimbabwe
2 Department of Global Health and Development, London School of Hygiene and Tropical Medicine, London, United Kingdom
3 UK Medical Research Council Tropical Epidemiology Group, London School of Hygiene and Tropical Medicine, London, United Kingdom
4 Department of Public Health, Environments and Society, London School of Hygiene and Tropical Medicine, London, United Kingdom
5 Department of International Public Health, Liverpool School of Tropical Medicine, Liverpool, United Kingdom