“…1 ). 23 – 131 We found four guidelines from 4 (14%) of the 29 World Bank low-income group countries (Ethiopia, Rwanda, Somalia, Uganda); 13 guidelines from 9 (18%) of 50 lower-middle-income countries (Cameroon, El Salvador, India, Kenya, Mongolia, Pakistan, Philippines, Solomon Islands and Sri Lanka); 24 guidelines from 15 (27%) of 56 upper-middle-income countries (Argentina, Brazil, China, Colombia, Ecuador, Georgia, Guatemala, Malaysia, Mexico, Namibia, Peru, Russian Federation, South Africa, Thailand and Tuvalu); and 67 guidelines from 19 (23%) of 83 high-income countries or territory (Australia, Canada, Chile, Germany, Ireland, Italy, Japan, Netherlands, New Zealand, Oman, Qatar, Republic of Korea, Singapore, Spain, Sweden, Switzerland, Taiwan, China, United Kingdom of Great Britain and Northern Ireland, and United States of America) ( Table 1 ; available at https://www.who.int/publications/journals/bulletin/ ).…”