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Spese di spedizione:
EUR 14,01
Da: Cina a: U.S.A.
Descrizione libro paperback. Condizione: New. Paperback Pages Number: 193 Language: Chinese people work. learning. shopping and entertainment become increasingly dependent on computers. more and more people become computer users. But prolonged use of computer keyboard and mouse position is not due to bad posture. computer radiation. as well as work. play time is too long. lack of rest. the body is too tired. resulting in the computer frequent. such as cervical spondylosis. mouse hand. frozen shoulder. students elbow. dry eyes. insomnia. . Codice articolo N94860