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Instruction Guide for Intramuscular (IM) Self-injection of B12 Methylcobalamin 1mg/5mg US$ 20.45 Min. order: 1 piece ★★★★★ 4.4 (53 reviews) Sold : Login>>
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Subcutaneous Injection: What It Is and How to Give One US$ 23.20 Min. order: 1 piece ★★★★★ 4.1 (231 reviews) Sold : Login>>
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Hydroxocobalamin Injection: Vitamin B12 for Energy & Anemia — Mountainside Medical US$ 28.74 Min. order: 1 piece ★★★★★ 4.5 (131 reviews) Sold : Login>>