Mohamed N. Hassan

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OBJECTIVE To evaluate the possible association of Parkinson disease (PD) and melanoma in North America. DESIGN, SETTING, AND PATIENTS Thirty-one centers enrolled patients with idiopathic PD. At visit 1, a neurologist obtained a medical history. At visit 2, a dermatologist recorded melanoma risk factors, performed a whole-body examination, and performed a(More)
2012 ii To my family. .. viii 5.2 A 13 seconds acceleration time series. The upper figure shows the raw acceleration, the red axis is at −1g picking up the gravity acceleration. The lower figure show the acceleration after removing gravity by subtracting the decaying average. The x-axis is in seconds, and the y-axis