D Twardella

Effect of classroom air quality on students' concentration: results of a cluster-randomized cross-over experimental study.

H Fromme, A. Frenzel, D. Twardella, 2012, Indoor air.

Occurrence of perfluorinated substances in an adult German population in southern Bavaria

H Fromme, D. Twardella, H. Fromme, 2007, International archives of occupational and environmental health.

Perfluorooctane sulphonate (PFOS) and perfluorooctanoic acid (PFOA) in human breast milk: results of a pilot study.

H Fromme, O Genzel-Boroviczény, D. Twardella, 2008, International journal of hygiene and environmental health.