10.6084/m9.figshare.c.3630257_D11.v1 Benjamin Wenz Benjamin Wenz Stine Nielsen Stine Nielsen Martyna Gassowski Martyna Gassowski Claudia Santos-Hövener Claudia Santos-Hövener Wei Cai Wei Cai R. Ross R. Ross Claus-Thomas Bock Claus-Thomas Bock Boris-Alexander Ratsch Boris-Alexander Ratsch Claudia Kücherer Claudia Kücherer Norbert Bannert Norbert Bannert Viviane Bremer Viviane Bremer Osamah Hamouda Osamah Hamouda Ulrich Marcus Ulrich Marcus Ruth Zimmermann Ruth Zimmermann Additional file 4: of High variability of HIV and HCV seroprevalence and risk behaviours among people who inject drugs: results from a cross-sectional study using respondent-driven sampling in eight German cities (2011–14) Springer Nature 2016 PWID Sero- and behavioural survey HIV Hepatitis C Respondent-driven sampling Second generation surveillance Injecting drug users Germany Europe 2016-09-05 05:00:00 Figure https://springernature.figshare.com/articles/figure/Additional_file_4_of_High_variability_of_HIV_and_HCV_seroprevalence_and_risk_behaviours_among_people_who_inject_drugs_results_from_a_cross-sectional_study_using_respondent-driven_sampling_in_eight_German_cities_2011_14_/4421741 Proportion of male participants. (TIF 535 kb)