Authors:
BOHLSCHEIDTHOMAS S
HOTING I
BOEING H
WAHRENDORF J
Citation: S. Bohlscheidthomas et al., REPRODUCIBILITY AND RELATIVE VALIDITY OF FOOD GROUP INTAKE IN A FOOD FREQUENCY QUESTIONNAIRE DEVELOPED FOR THE GERMAN PART OF THE EPIC PROJECT, International journal of epidemiology, 26, 1997, pp. 59-70
Authors:
BOHLSCHEIDTHOMAS S
HOTING I
BOEING H
WAHRENDORF J
Citation: S. Bohlscheidthomas et al., REPRODUCIBILITY AND RELATIVE VALIDITY OF ENERGY AND MACRONUTRIENT INTAKE OF A FOOD FREQUENCY QUESTIONNAIRE DEVELOPED FOR THE GERMAN PART OFTHE EPIC PROJECT, International journal of epidemiology, 26, 1997, pp. 71-81
Authors:
BOEING H
BOHLSCHEIDTHOMAS S
VOSS S
SCHNEEWEISS S
WAHRENDORF J
Citation: H. Boeing et al., THE RELATIVE VALIDITY OF VITAMIN INTAKES DERIVED FROM A FOOD FREQUENCY QUESTIONNAIRE COMPARED TO 24-HOUR RECALLS AND BIOLOGICAL MEASUREMENTS - RESULTS FROM THE EPIC PILOT-STUDY IN GERMANY, International journal of epidemiology, 26, 1997, pp. 82-90