首页 / 官方藏书 / Old Age Deferred / The causes of old age and its postponement by hygienic and therapeutic measures / CHAPTER II. On the Agencies which Govern our External Appearance and the Nutrition of the Tissues.

CHAPTER II. On the Agencies which Govern our External Appearance and the Nutrition of the Tissues.

Old Age Deferred / The causes of old age and its postponement by hygienic and therapeutic measures · Arnold Lorand · 第 8 / 69 章