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As we age, our levels of stomach acid start to decline and these reduced levels can make it harder for B12 to be absorbed from food
J Clin Invest 124 , 44734488, (2014)
Du J, Li B, Zhu C, Han J, Tong X
Approximately one-third of cases are asymptomatic ( Unlike common schwannomas, MMNST is prone to local recurrence and displays metastatic potential ( Our review on SSP-MMNST demonstrated metastasis occurrence in 31.58% of cases, with male prevalence (66.6%) and with no statistically significant difference from the metastatic rate of spinal MMNST (p=0.463) ( In 83% of cases of metastasis, the primitive tumor developed in the lumbar region with a slightly greater risk in males (RR=1.45, p=0.608)
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