Figure 4From: The cross-sectional GRAS sample: A comprehensive phenotypical data collection of schizophrenic patients Development of the GRAS data bank. Raw data, brought to Göttingen by the traveling team of examiners, were only entered into the data base after careful and comprehensive data re-checking, also based on patient charts and discharge letters. During the whole process, continuous calibration sessions and repeated re-checking of the entered data took place.Back to article page