Efficacy of stress management program for depressive patients with advanced head and neck cancer: A single-center pilot study Kanako Ichikura; Nao Nakayama; Shiho Matsuoka; Yosuke Ariizumi; Takuro Sumi; Taro Sugimoto; Yuko Fukase; Norio Murayama; Hirokuni Tagaya; Takahiro Asakage; Eisuke Matsushima;

Feeling stressed and depressed? A three-wave follow-up study of the beneficial effects of voluntary work Yannick Griep; Linda Magnusson Hanson; Constanze Leineweber; Sabine A.E. Geurts;

Content Validity through Expert Judgment for the Depression Clinical Evaluation Test María Guillot-Valdés; Alejandro Guillén-Riquelme; Gualberto Buela-Casal;