This links provides information on one of the major diseases caused by low quality hygiene.
http://www.who.int/gho/neglected_diseases/trachoma/en/ [Accessed: 06.06.2018]This links provides information on one of the major diseases caused by low quality hygiene.
http://www.who.int/gho/neglected_diseases/trachoma/en/ [Accessed: 06.06.2018]