Childhood cancer and power lines: results depend on chosen control group.
Kheifets
Leeka
L
Feychting
Maria
M
Schüz
Joachim
J
D002648:Child; D035061:Control Groups; D004574:Electromagnetic Fields / Q000009:adverse effects*; D004781:Environmental Exposure / Q000009:adverse effects*; D006801:Humans; D009381:Neoplasms, Radiation-Induced / Q000209:etiology*; D012111:Residence Characteristics