Imagine, you placed an order online and received it in minutes. This is the future of drone delivery services. Customers can track the drone during its delivery trip via apps like Uber car. Some cities and even rural areas ...

Self-driving robots are revolutionizing foods, groceries, and package deliveries. They are a reality and becoming a part of urban life in many cities. Initially, people are curious about robots but after robots have been ...

Dear Editor, We appreciate the comments provided to us in the letter from Amiri et al. We would like to offer some clarifications in response to the comments. Firstly, the authors claimed that we included the control ...

نافذة علمية شهرية تصدر عن مركز ابن خلدون للعلوم الإنسانية والاجتماعية، وقد تضمنت هذه النشرة مواضيع عدة، منها: مفهوم الأمن الجماعي، ونظرية الدور، وتضمنت النشرة عرضا مجملا لتقرير : التحول الذي لم يكن: قراءة خاطئة لسياسة صفر ...

Natural infection with severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) elicits strong protection against reinfection with the B.1.1.7 (alpha),1,2 B.1.351 (beta),1 and B.1.617.2 (delta)3 variants. However, the ...

هذه نشرة شهرية يصدرها مركز ابن خلدون للعلوم الإنسانية والاجتماعية هي العدد الرابع من المجلد الثاني، وقد تضمنت مواضيع عدة، منها: نظرية الحرب العادلة، ومفهوم استراتيجية القَطر " الالتحاق"، وتضمنت النشرة عرضا موجزا لقضية ...

Vitamin D exerts functions in skin physiology by modulating keratinocyte proliferation and different immunoregulatory processes.1 In several dermatoses, vitamin D correlates to disease severity and is significantly lower ...

The messenger RNA vaccine BNT162b2 (Pfizer–BioNTech) has 95% efficacy against coronavirus disease 2019 (Covid-19). Qatar launched a mass immunization campaign with this vaccine on December 21, 2020. As of March 31, 2021, ...

This scoping review will explore how critical health promotion is characterized in the health promotion literature. Critical health promotion has emerged as a social justice approach to health promotion to address the ...

We thank Forenc et al1 for their interest in our study titled Construct Validity of an Instrument for Assessment of Reflective Writing-Based Portfolios of Medical Students.2 In their Letter to Editor, their main critique ...