📕 TB.1.01 - Data collection methods.
**[<https://app.box.com/s/wqkl4lmwlmccgi13ms2orzb0qn9lhq26>](<https://app.box.com/s/wqkl4lmwlmccgi13ms2orzb0qn9lhq26>)**
https://app.box.com/s/wqkl4lmwlmccgi13ms2orzb0qn9lhq26
Source : MSF - Public health engineering in precarious situations.