1. Papaver somniferum Publication: [Germany?] : [publisher not identified], [between 1930 and 1935?] Subject(s): PapaverOpiumHomeopathy
2. Homeopathische geneeskunde dreigt te verdwijnen in Belgie Publication: [Belgium? : s.n., 19--] Subject(s): HomeopathyBelgium
3. La médécine homéopathique menacée en Belgique Publication: [Belgium : s.n., 199-?] Subject(s): HomeopathyLegislation, MedicalBelgium
