S. V. van Tonder

Impaired pancreatic polypeptide responses to insulin-induced hypoglycemia in diabetic autonomic neuropathy.

A. Vinik, N. Levitt, A. Sive, 1980, The Journal of clinical endocrinology and metabolism.

Impaired pancreatic polypeptide secretion in chronic pancreatitis.

A. Vinik, A. Sive, A. Vinik, 1978, The Journal of clinical endocrinology and metabolism.

The haemoglobin H disease mental retardation syndrome: molecular studies on the South African case

A. Bowcock, T. Jenkins, T. Jenkins, 1984, British journal of haematology.

Vitamin B12 metabolism in the fruit bat (Rousettus aegyptiacus). The induction of vitamin B12 deficiency and its effect on folate levels.

J. Metz, R. Green, S. V. van Tonder, 1975, British Journal of Nutrition.

Tissue vitamin B-12 assay by a radioisotope dilution technique.

J. Metz, R. Green, S. V. van Tonder, 1975, Clinica chimica acta; international journal of clinical chemistry.

Enterohepatic circulation of cobalamin in the nonhuman primate.

D. Jacobsen, M. Kew, J. Metz, 1981, Gastroenterology.

Iron, folate and vitamin B12 nutrition and anaemia in black preschool children in the northern Transvaal.

J. H. van der Westhuyzen, J. Metz, I. Gilbertson, 1986, South African medical journal = Suid-Afrikaanse tydskrif vir geneeskunde.

A sex difference in serum cobalamin and transcobalamin levels.

F. Fernandes-Costa, J. Metz, S. V. van Tonder, 1985, The American journal of clinical nutrition.

Plasma amino acids and tissue methionine levels in fruit bats (Rousettus aegyptiacus) with nitrous oxide-induced vitamin B12 deficiency

J. Gibson, T. Kilroe-Smith, J. H. van der Westhuyzen, 1985, British Journal of Nutrition.

Transition from a hunter-gatherer to a settled lifestyle in the !Kung San: effect on iron, folate, and vitamin B12 nutrition.

T. Jenkins, D. Dunn, F. Fernandes-Costa, 1984, The American journal of clinical nutrition.