Texas Woman's UniversityUSA
University of FoggiaItaly
University of FloridaUnited States
University of East AngliaUK
Institute of Apicultural Researchchina
University of CataniaItaly
Howard UniversityUSA
University de Sherbrooke SherbrookeCanada
University of California San DiegoUSA
Spanish National Research Council Spain
University of NaplesItaly
The George Washington University School of Medicine & Health Sciences, USA
Colorado State UniversityUSA
University of IoanninaGreece
University of ThessalyGreece
Tea Research InstituteChina
University of SalamancaSpain
Claude Bernard University Lyon France
Federal University of ParaBrazil
Howard UniversityUnited States
RMIT UniversityAustralia
