| P2093 | author name string | John H Walter | |
| P2860 | cites work | Vitamin B12: chemistry and biochemistry | Q34436753 |
| | Vitamin B12, folic acid, and the nervous system | Q34575356 |
| | Neurological deterioration in young adults with phenylketonuria | Q44477057 |
| | Diagnostic accuracy of holotranscobalamin, methylmalonic acid, serum cobalamin, and other indicators of tissue vitamin B₁₂ status in the elderly. | Q50540476 |
| | Spastic paraparesis after anaesthesia. | Q51473583 |
| | Vitamin B12 deficiency in adolescents and young adults with phenylketonuria | Q72235253 |
| | Vitamin B12 deficiency in an adult phenylketonuric patient | Q73614097 |
| | Increased risk of vitamin B12 deficiency in patients with phenylketonuria on an unrestricted or relaxed diet | Q73641271 |
| | Serum vitamin B12 concentrations within reference values do not exclude functional vitamin B12 deficiency in PKU patients of various ages | Q82210201 |
| | Vitamin B12 and vitamin B6 supplementation is needed among adults with phenylketonuria (PKU) | Q83120493 |
| P921 | main subject | phenylketonuria | Q194041 |
| | vitamin B12 deficiency | Q3234995 |
| P304 | page(s) | S52-4 | |
| P577 | publication date | 2011-07-22 | |
| P1433 | published in | Molecular Genetics and Metabolism | Q6895949 |
| P1476 | title | Vitamin B12 deficiency and phenylketonuria | |
| P478 | volume | 104 Suppl | |