Columbia subject headings:
Harvard subject headings:
Hahnemann, Samuel, 1755-1843--Correspondence.
Homeopathic physicians--Germany--Correspondence.
Homeopathy--Germany--History--Sources.
Patients--Germany.
Princeton subject headings:
Hahnemann, Samuel, 1755-1843--Correspondence.
Homeopathic physicians--Germany--Correspondence.
Homeopathy--Germany--History.