TY - JOUR IS - 2 JA - Rev Environ Health JO - Reviews on Environmental Health PY - 2005 SN - 0048-7554 VL - 20 AU - Vangelova KK AU - Israel MS LA - en N1 - FEMU ID: 12395; EMF-Portal URL: https://www.emf-portal.org/en/article/12395 SP - 151-161 TI - Variations of melatonin and stress hormones under extended shifts and radiofrequency electromagnetic radiation ER -