We give an example of an operator that satisfies the curvature condition as defined in [2], but is not similar to the backward shift S ∗ on the Hardy class H. We conclude therefore that the contraction assumption in the similarity characterization given in [2] is a necessary requirement.

BACKGROUND Previous reviews of tae kwon do (TKD) tournaments have documented injury rates of 25/1000 to 12.7/100 athlete exposures. Most injuries have been reported to be to the head and the neck and are occasionally very serious. Many of these studies involved high level TKD competitions with minimal safety precautions. Recently, safety measures have been implemented in many TKD competitions. ...

BACKGROUND Age-related declines in balance and walking ability are major risk factors for falls. Older adults reduce the dynamic components of walking in an effort to achieve a more stable walking pattern. Tae Kwon Do is an exercise that trains dynamic components of balance and walking that diminish with age. METHODS Twenty participants from a Tae Kwon Do exercise class (average age 72.7 year...

* Sports Injury & Rehabilitation Center, 2780 Jane Street, Suite 202, Downsview, Ontario M3N 2J2. Tel: (416) 745-2162. Fax: (416) 745-2168. © JCCA 1999. Lumbar disc herniations are rare in children. The etiology and clinical picture may be different in children than in adults. Conservative management is the treatment of choice. Tae Kwon Do is a Korean martial art which is notorious for its high...

119 This work was supported by the Radiation Technology R&D program (No. 2013M2A2A7043498) and the Mid-career Researcher Program (2014R1A2A1A10050270) through the National Research Foundation of Korea funded by the Ministry of Science, ICT&Future Planning and Development of the core technology for integrated therapy devices based on real-time MRI guided tumor tracking, Information and Communica...

Sejong Chun, M.D.*, Chi Ryang Chung, M.D.*, Young Eun Ha, M.D., Tae Hee Han, M.D., Chang-Seok Ki, M.D., Eun-Suk Kang, M.D., Jin Kyeong Park, M.D., Kyong Ran Peck, M.D., and Duck Cho, M.D. Departments of Laboratory Medicine and Genetics, Critical Care Medicine and Internal Medicine, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul; Department of Laboratory Medicine, Sang...

The purpose of this study was to examine the biopsychological personality profiles of traditional Korean Sasang typology based on the Temperament and Character Inventory (TCI) in a Korean adult clinical sample. A total of 97 adults completed the Korean version of the TCI. The participants were classified as one of three traditional Korean Sasang types (31 So-Yang, 41 Tae-Eum, 25 So-Eum) by thre...

3 To my wife and my parents 4 ACKNOWLEDGMENTS I would thank my advisor, Dr. Jih-Kwon Peir, for his guidance and support throughout the whole period of my graduate study. His depth of knowledge, insightful advice, tremendous hard-working, great passion and persistence has been instrumental in the completion of this work. I thank Dr. Ye Xia for numerous discussions, suggestions and help on my lat...

BACKGROUND Sasang typology is a personalized traditional medicine widely used in clinical diagnosis and treatment in Korea. The aim of this study was to examine the biopsychological personality profiles of traditional Korean Sasang typology in a clinical sample of Korean children. METHODS A total of 150 children were classified as one of three traditional Korean Sasang types (19 So-Yang, 118 ...

BACKGROUND The purpose of present study was to examine biological and psychological characteristics of people according to the Sasang typology, which is popular in Korea. We evaluated the Sasang Personality Questionnaire (SPQ) as a measure of temperament, and Body Mass Index (BMI) as a measure of the somatic properties of each Sasang type. METHODS Subjects were 2506 (877 males, 1629 females) ...