by Pieterse, E.W.M.G., Scholtis, R.J.H., Schmidt, N.A.
Published in Clinica chimica acta (1969)

by Van De Calseyde, J.F., Scholtis, R.J.H., Schmidt, N.A., Kuypers, A.M.J.
Published in Clinica chimica acta (01.01.1969)

by Van de Calseyde, J.F., Scholtis, R.J.H., Schmidt, N.A., Leyten, C.J.J.A.
Published in Clinica chimica acta (01.05.1971)

by Van de Calseyde, J.F., Scholtis, R.J.H., Schmidt, N.A., Leijten, C.J.J.A.
Published in Clinica chimica acta (01.04.1972)

by Schmidt, N.A., Scholtis, R.J.H.
Published in Clinica chimica acta (01.01.1964)

by Pieterse, E.W.M.G., Scholtis, R.J.H., Schmidt, N.A.
Published in Clinica chimica acta (01.10.1969)

by van de Calseyde, J.F., Scholtis, R.J.H., Schmidt, N.A., Kuypers, A.M.J.
Published in Clinica chimica acta (1970)