The important points to note, about response of serum B12, from these SNP results are:

• Fell rapidly to 323 pmol/L, after ceasing oral B12 on 10 February 2006
• Continued to fall at much slower rate
• Never fell below SNP normal range
• Increased rapidly after re-commencing oral B12 on 13 November 2006

The important points to note, about response of MMA, from these CHW results are:

• Increased to remain consistently above the CHW normal range, after ceasing oral B12 on 10 February 2006
• Reached a peak, then leveled off
• Fell rapidly after re-commencing oral B12 on 13 November 2006