While decades of hydrocarbon exploration in the Gulf of Suez, Egypt, have yielded valuable insights, a significant opportunity remains to improve our understanding of the Upper Cretaceous strata through palynological research. In this context, the recent access to borehole drill cores from the Wata and Matulla formations presents an excellent chance to generate new findings and address the gap created by limited studies on the...

Coronavirus disease 2019 (COVID-19) has a wide-ranging spectrum of clinical symptoms, from asymptomatic/mild to severe. Recent research indicates that, among several factors, a low vitamin D level is a modifiable risk factor for COVID-19 patients. This study aims to evaluate the effect of vitamin D on hospital and laboratory outcomes of patients with COVID-19. Five databases (PubMed, Embase, Scopus, Web of Science, and Cochran...