Quantum satis

Psoriasis under control

Natural ways to healthy skin: A guidebook from the Quantum-satis series - Psoriasis naturopathy: Practical knowledge, strategies for success and therapies for self-help and healing (English edition)

Acne inversa is curable

A guidebook from the Quantum satis-Series Volume 1: Acne inversa - Basics, challenges and hope

Akne inversa ist heilbar

Acne inversa (AI/HS) - "Diet"

A guidebook from the Quantum-satis series Volume 2: Acne inversa & diet - A holistic solution for a better quality of life

Die Akne inversa-"Diät"

Handbook of Optics, Third Edition Volume IV: Optical Properties of Materials, Nonlinear Optics, Quantum Optics (set)