- February 19, 2026
Urgent Appeal Issued as O-Negative Blood Supply Plummets
San José, Costa Rica — San José, Costa Rica – A critical shortage of O-negative blood has prompted the Rafael…
- February 19, 2026
Calderón Guardia Hospital Sounds Alarm Over Critical O-Negative Blood Shortage
San José, Costa Rica — San José, Costa Rica – A critical shortfall in the supply of O-negative blood has…
