Rivera-Guerrero, Ana María , Universidad Autónoma del Estado de Hidalgo (UAEH), Mexico
Rivera-Landero, Isauro, Autonomous University of Hidalgo State (UAEH), México
Rivero, Alma Delia Sánchez, Universidad Autónoma del Carmen, México
Rivero Solana, Gabriela del Carmen, Universidad Autónoma de Guerrero, Mexico
Rivilla, Antonio Medina, Universidad de Sonora, Universidad Nacional de Educación a Distancia
Rivoal, Edith, Service de Radiologie et Imagerie Médicale du Centre Hospitalier Intercommunal de Quimper (France)
Rizer, Carol, The University of Texas at Tyler, United States
Rizk, Ahmed A., Architectural Engineering Department, Tanta University, Egypt
Rizun, Nazar, Vasyl Stefanyk National Scientific Library of Ukraine in Lviv, Ukraine
Rizvi, Farheen Zehra, Department of Commerce, University of Karachi, Pakistan
Rizvi, Shaheer, Department of Management Sciences, The Islamia University of Bahawalpur
Rizzello, Alessandro, Department of Legal, Historical, Economic and Social Sciences Magna Græcia University of Catanzaro, Italy
Rmich, Aziz, Département des Sciences de la Vie et de la Terre, Lycée Mohamed Zerktouni, Agadir. Ministère de l’Education Nationale, Maroc
Rmzon, D. Hussein Farhan, Faculty of Arts, University of Zaytuna
Robaina, Rafael R., Département de Biologie, Faculté de sciences de la mer, Université de Las Palmas de Gran Canaria, Juan de Quesada, Espagne
Robak, Tadeusz, Department of Hematology, Medical University of Lodz, Poland
Robalino, Francisco, Hospital General Docente MSP. Riobamba, Ecuador
Robalino, Homero Santiago Robalino, Estudiante, Facultad de Recursos Naturales ESCUELA SUPERIOR POLITÉCNICA DE CHIMBORAZO, ECUADOR
Robalino, P., Docente Investigador Facultad de Salud Pública Escuela Superior Politécnica De Chimborazo, Facultad De Ciencias Escuela De Ciencias Químicas
Robert, Amoako, Discipline - Development Planning

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