1998a-234 adaptation(biology) adverseeffects contagious diseases ecology environment environmentalchemistry environmentalexposure environmentalhealth environmentallyinduceddiseases environmentalsciences environmentaltoxicology environmentandpublichealth etc euthenics examinations fitness general geography geology health healthaspects healthpromotionanddiseaseprevention healthriskassessment humanities industrial infectiousdiseases interdisciplinaryapproachtoknowledge interdisciplinaryresearch interdisciplinarystudies medical medicalgeography medicine methodology methodologyofthesocialsciences nanochemistry natureandnurture occupationalmedicine pollution popularscienceinmedicineandhealth questions ra565-600 riskassessment socialpolicy socialsciences technique wa30 wa30l894h1998