J. Frankenfeld

Relationship Between Initial Alkaline Phosphatase Activity and Rate of Increase in Lyophilized Sera

C. G. Massion, J. Frankenfeld, 2004 .

3-Mercaptopyruvate sulfurtransferase (EC 2.8.1.2): a simple assay adapted to human blood cells.

W. Valentine, J. Frankenfeld, W. N. Valentine, 1974, Clinica chimica acta; international journal of clinical chemistry.

Alkaline phosphatase: lability in fresh and frozen human serum and in lyophilized control material.

C. G. Massion, J. Frankenfeld, 1972, Clinical chemistry.