Research Trends and Hotspots of Q Fever Research: A Bibliometric Analysis 1990-2019. - Farooq, Muhammad; Khan, Aman Ullah; El-Adawy, Hosny; Mertens-Scholz, Katja; Khan, Iahtasham; Neubauer, Heinrich; Ho, Yuh-Shan (BioMed Research International, 2022)