pernicious anemia b12 injections

https://www.mountainside-medical.com/cdn/shop/files/Vitamin-B12-Injection-Cyanocobalamin-Shot-1000-mcg-Multiple-Dose-1-mL_512x.jpg?v=1766445479 For long-term maintenance, most healthcare providers recommend one B12 injection every 4 to 12 weeks Needle less injections for pernicious anaemia - Comfort-in

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