b12 im injection sites Instruction Guide for Intramuscular (IM) Self-injection of Methylcobalamin 1mg/5mg Best Vitamin B12 Injection Site:
Description
Prolonged hypogonadism in males following withdrawal from anabolic-androgenic steroids: an under-recognized problem

However, these differences did not reach statistical significance owing to the limited number of studies

Precautions General The validity of diagnostic vitamin B12 or folic acid blood assays could be compromised by medications, and this should be considered before relying on such tests for therapy
Menon et al., 2007)

Wochenschr ., 146 , 289291
