Shukla, S. ., Singh, G. ., Ahmad, S. ., & Pant, P. . (2018). Infections, genetic and environmental factors in pathogenesis of autoimmune thyroid diseases. Microbial Pathogenesis. https://doi.org/10.1016/j.micpath.2018.01.004 (Original work published 2018)

Zhao, K. ., Zhou, Y. ., Li, Y. ., Zhuo, X. ., Ahmad, S. ., Han, Y. ., … Zhang, Q. . (2018). Crosstalk of PmCBFs and PmDAMs Based on the Changes of Phytohormones under Seasonal Cold Stress in the Stem of Prunus mume. International Journal of Molecular Sciences, 19(2). https://doi.org/10.3390/ijms19020015 (Original work published 2018)

Iqbal, S. ., Alanazi, R. ., Alahmed, A. ., Alnakhli, A. ., Alghanim, M. ., Alghamdi, M. ., & Ahmad, S. . (1969). Prevalence of sleep disturbance and anxiety due to the COVID-19 pandemic in Saudi Arabia. Sleep Science (Sao Paulo, Brazil), 14(Spec 1), 56-62. https://doi.org/10.5935/1984-0063.20200079 (Original work published 1969)