الفترة:
Subjects: Egypt; Nile River Delta; Epidemiology
Subjects: Ophthalmology; Protozoa; Diseases
Subjects: Ophthalmology; Diseases
Subjects: Physiology
Subjects: Egypt; Diagnosis; Hepatitis C
Subjects: Biochemistry; Hormones; Liver; Diseases
Subjects: Genetics; Molecular biology; Molecular genetics; Physiology
Subjects: Pathogens; Pathology; Attitudes; Students; Universities
Subjects: Physiology; Toxicology
Subjects: Antibacterial agents; Libya
Subjects: Diagnosis
Subjects: Amino compounds; Antioxidants; Carbohydrates; Organic acids; Amino acids