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. 2017 Mar 2;2017(3):CD010617. doi: 10.1002/14651858.CD010617.pub2
Income group Country
Low‐income countries Afghanistan
Bangladesh
Benin
Burkina Faso
Burundi
Cambodia
Central African Republic
Chad
Comoros
Congo, Dem. Rep
Eritrea
Ethiopia
Gambia, The
Guinea
Guinea‐Bisau
Haiti
Kenya
Korea, Dem Rep.
Kyrgyz Republic
Liberia
Madagascar
Malawi
Mali
Mozambique
Myanmar
Nepal
Niger
Rwanda
Sierra Leone
Somalia 
Tajikistan
Tanzania
Togo
Uganda
Zimbabwe
Lower middle‐income countries Angola
Armenia
Belize  
Bhutan
Bolivia
Cameroon
Cape Verde
Congo, Rep.
Côte d’Ivoire
Djibouti
Egypt, Arab Rep.
El Salvador
Fiji
Georgia
Ghana
Guatemala
Guyana
Honduras
Indonesia
India
Iraq
Kiribati
Kosovo  
Lao PDR
Lesotho
Marshall Islands
Mauritania
Micronesia, Fed. Sts.
Moldova
Mongolia
Morocco
Nicaragua
Nigeria  
Pakistan  
Papua New Guinea  
Paraguay
Philippines
Samoa
São Tomé and Principe
Senegal
Solomon Islands
Sri Lanka
Sudan
Swaziland
Syrian Arab Republic
Timor‐Leste
Tonga
Turkmenistan 
Tuvalu
Ukraine
Uzbekistan
Vanuatu
Vietnam
West Bank and Gaza
Yemen, Rep. 
Zambia
Upper middle‐income countries Albania
Algeria
American Samoa
Antigua and Barbuda 
Argentina
Azerbaijan
Belarus
Bosnia and Herzegovina
Botswana
Brazil
Bulgaria
Chile
China
Colombia
Costa Rica
Cuba
Dominica
Dominican Republic
Ecuador
Gabon
Grenada
Iran, Islamic Rep. 
Jamaica 
Jordan
Kazakhstan
Latvia
Lebanon
Libya
Lithuania
Macedonia, FYR  
Malaysia
Maldives
Mauritius
Mayotte
Mexico
Montenegro
Namibia
Palau
Panama
Peru  
Romania
Russian Federation
Serbia
Seychelles
South Africa
St. Kitts and Nevis
St. Lucia
St. Vincent and the Grenadines
Suriname
Thailand
Tunisia
Turkey
Uruguay
Venezuela, RB