Table 2 Collaboration between Arab countries and non-Arab countries in pharmaceutical wastewater research

Region/Country^a

No. of Documents (%)

Western Europe

54(30.2)*

   France

20(11.2)

   Spain

12(6.7)

   Germany

8(4.5)

   Sweden

3(1.7)

   Netherlands

3(1.7)

   Italy

3(1.7)

   Greece

2(1.1)

   Belgium

2(1.1)

   Portugal

1(0.6)

   Finland

1(0.6)

   Norway

1(0.6)

   United Kingdom

1(0.6)

   Ireland

1(0.6)

Asiatic Region

29(16.2)*

   India

9(5.0)

   South Korea

6(3.4)

   Malaysia

5(2.8)

   Pakistan

5(2.8)

   China

3(1.7)

   Japan

3(1.7)

   Singapore

1(0.6)

   Sri Lanka

1(0.6)

   Bangladesh

1(0.6)

Region/Country

North America

15(8.4)*

   United States

12(6.7)

   Canada

5(2.8)

Eastern Europe

3(1.7)*

   Romania

2(1.1)

   Czech Republic

1(0.6)

Middle East

3(1.7)*

   Israel

2(1.1)

   Iran

1(0.6)

Latin America

2(1.1)*

   Costa Rica

1(0.6)

   Brazil

1(0.6)

Pacific Region

1(0.6)*

   Australia

1(0.6)

Pacific Region

1(0.6)*

   Australia

1(0.6)

Arab-Arab

13(7.3)

   Arab-Arab

13(7.3)