“…As explained before, the core of the RDS method is the relational interdependency in the community (Ott, et al, 2017), which aligns with the Indonesian communal culture where loyalty to a group is expected from the members to maintain social harmony (Milla, Hudiyana, Cahyono, & Muluk, 2020). Moreover, this cultural aspect is translated into Indonesian peoples' behaviour of tendency to help others, especially members of their community (Slikkerveer, 2019). Hence, by being recruited by their peers, potential participants may feel an 'obligation' to help them, which is another characteristic of the RDS method that employs the power of social pressure (Heckathorn, 1997;Mosher, Moorthi, Li, & Weeks, 2015).…”