Vitamin B-12 deficiency is associated with an elevated HC. The prevalence of hyperhomocysteinemia in the general population is 5-10%; in people older than 65 years it may reach 30-40%. Elevated HC is a risk factor for coronary artery, cerebrovascular, and peripheral vascular diseases and venous thrombosis.hildren require 0.7 mcg/d and, in adolescence, 2 mcg/d. Because vitamin B-12 is highly conserved through the enterohepatic circulation, cobalamin deficiency from malabsorption develops after 2-5 years and deficiency from dietary inadequacy in vegetarians develops after 10-20 years.
Articles for Teachers. How long does a teacher have to go to school. By:mt. For some of the time a teacher spends in school, every one should go to school. From kindergarten to graduation from high school is 13 years. Everyone in the U.S. is expected to have that much schooling.
So from that to 2 years depending on what type of school you attend. I am actually going to school for Medical Billing and Coding and I finished my Diploma program in just 9 months and now the Associate Program is about 9 months so 18 months and you will have your Associate Degree.11 people found this useful.ow long do you go to school for medical billing and coding? you have to go to school for about 5-8 years of school that's what i heard:) You can however take up online training courses for any or both of this fields and finish it at â¦ your own pace as they have no specific schedules.