The authors of the scientific study had concluded that the legal framework needs to be renewed and that legal harmonization is needed. References External links Text. Ratifications. Health treaties International Labour Organization conventions Occupational safety and health treaties Treaties concluded in 2001 Treaties entered into force in 2002 Treaties of Argentina Treaties of Belgium Treaties of Bosnia and Herzegovina Treaties of Burkina Faso Treaties of Fiji Treaties of Finland Treaties of Ghana Treaties of Kyrgyzstan Treaties of Moldova Treaties of Luxembourg Treaties of Portugal Treaties of São Tomé and Príncipe Treaties of Slovakia Treaties of Sweden Treaties of Ukraine Treaties of Uruguay Agricultural treaties 2001 in labor relations