While I don’t have access to real-time information or specific studies conducted after my September 2021 knowledge cutoff, I can provide you with some general information about recent trends in the study of the Zubaydah Trail.1
References
1Ismail NM. Recent Trends in Zubaidah Road Pilgrimage Study. International Journal of Humanities and Language Research. 2021;4(2):55-71. https://ijhlr.journals.ekb.eg/article_303610_0f7825c2df67625b5ba8d046aabf2636.pdf