concept

Measurement of levels of health / edited by Walter W. Holland, Johannes Ipsen, and Jan Kostrzewski.

Contribution to the theory of biological standardization on the basis of experiments with bacterial toxins / [Johannes Ipsen].

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Ipsen, Johannes, 1911-

Works from the collections

Measurement of levels of health / edited by Walter W. Holland, Johannes Ipsen, and Jan Kostrzewski.

Contribution to the theory of biological standardization on the basis of experiments with bacterial toxins / [Johannes Ipsen].