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1950 1
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Existential psychotherapy.
Ledermann EK. Ledermann EK. Isr Ann Psychiatr Relat Discip. 1970 Dec;8(3):255-62. Isr Ann Psychiatr Relat Discip. 1970. PMID: 4929280 No abstract available.
Vitamin-C deficiency and ulceration of face.
LEDERMANN EK. LEDERMANN EK. Lancet. 1962 Dec 29;2(7270):1382. doi: 10.1016/s0140-6736(62)91054-1. Lancet. 1962. PMID: 13929027 No abstract available.
[Psychotherapy in dermatological practice].
LEDERMANN EK. LEDERMANN EK. Z Psychother Med Psychol. 1963 Mar;13:49-53. Z Psychother Med Psychol. 1963. PMID: 13929025 German. No abstract available.