Shaw, Rod Handwashing (black background) 1b Handwashing (black background) 1b WEDC;Line drawings;Hygiene;Handwashing;Contextual;Washing;Hand washing;Hand-washing;International and Development Communication 2018-12-13
    https://repository.lboro.ac.uk/articles/figure/Handwashing_black_background_1b/7460933
10.17028/rd.lboro.7460933.v1