الفترة:
Subjects: Qatar; Statistics; Economic aspects; Socio-economic indicators; Transport
Subjects: Qatar; Statistics; Economic aspects; Transport
Subjects: Municipal services; Qatar; Statistics; Economic aspects; Transport
Subjects: Qatar; Statistics; Employees; Transport
Subjects: Qatar; Statistics; Freight; Navigation
Subjects: Cancer; Epidemiology; Patients; Qatar; Twenty-first century
Subjects: Diseases; Mouth; Teeth; Therapeutics; Wounds and injuries
Subjects: Asthma; Drugs; Pathogens; Pathology; Patients
Subjects: Complications (Medicine); Patients; Prelabor rupture of membranes; Qatar; Pregnancy
Subjects: Epidemiology; Epilepsy; Pathogens; Pathology; Patients