Ali Said Yussuf

Prevalence of Glaucoma among Patients Attending a Tertiary Ophthalmology Clinic in Zanzibar, Tanzania

Ali Said Yussuf, Sivanageswararao Mekala, Salma Abdi Mahmoud, Saravanan Ranganathan, Chukwuma J. Okafor, Fat-hiya Abdallah Said & Murugesan Annamalai · Asian Journal of Research and Reports in Ophthalmology · 2026

Background and Aim: Glaucoma is a frequent eye condition in which the optic nerve, which connects the eye and the brain, is injured. Glaucoma poses a serious public health concern since it is the second biggest cause of blindness worldwide, and this blindness is usually irreversi...

Open access Research Article 10.9734/ajrrop/2026/v9i1144

A Study to Assess the Awareness Regarding Lead Poisoning among Students of Selected Secondary Schools at Unguja, Zanzibar

Chukwuma J. Okafor, Obongama O. Edet, Hassan Hassan Robert, Hashim Rajab Hajib, Sivanageswararao Mekala & Ali Said Yussuf · International Journal of Biochemistry Research & Review · 2025

Introduction: This study aimed to assess awareness of the element Lead and knowledge of lead poisoning across a diverse sample of young respondents (N=273) differing in age, sex, region, and educational level. Given the pervasive risk of lead exposure, understanding community kno...

Open access Research Article 10.9734/ijbcrr/2025/v34i61061

Factors and Barriers Influencing Nutritional Outcomes: A Caregiver-Reported Analysis of Malnutrition in Children Under Five

Chukwuma J. Okafor, Harith Juma Said, Rodolfo Isidro Bosch Bayard, Diane Millo Martin, Fat-hiya Abdallah Said, Amaya Blanco del Frade, Kenechukwu M. Okafor & Ali Said Yussuf · Asian Journal of Food Research and Nutrition · 2026

Background: Child malnutrition, including undernutrition and overweight, remains a major global public health challenge, especially in low- and middle-income countries (LMICs), contributing to high under-five mortality and long-term cognitive, physical, and economic consequences....

Open access Research Article 10.9734/ajfrn/2026/v5i1368