Dokterstas
Amsterdamsche Chininefabriek, N.V. (AChF) (Maker), Brocades (Maker), Chemosan-Union AG (Maker), Erka (Maker), Geigy AG; Bazel (Maker), L.R.C. Products LTd; Londen (Maker), Lewenstein (Maker), <highlight>Lilly and Co., Eli;</highlight> Indianapolis, USA (Maker), Organon, N.V.; Oss (Maker), Pharmachemie; Haarlem (Maker), Philips-Duphar; Amsterdam (Maker)
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