The<unk>  (O.U.C.H.) was a 501(c)(3) non-profit<unk>  that assisted<unk> <unk> sufferers and their families by providing information and emotional support. O.U.C.H. also supported and participated in research and communicated with the medical and pharmaceutical communities with the goal of improving diagnosis and treatment of<unk><unk> . The UK equivalent,<unk>  for the<unk>  of<unk> <unk> or OUCH (UK), is a registered charity. The Belgian equivalent,<unk>  for the<unk>  of<unk> <unk> Belgium or OUCH Belgium is the same non-profit<unk>  for Belgium.
Organization for Understanding Cluster Headaches
Timeline of psychology
Cyclopædia of Practical Medicine
Cognitive neuroscience of dreams
Suicide awareness
Fares Scale of Injuries due to Cluster Munitions
Organization for Human Brain Mapping
Classification of mental disorders