RT Journal Article SR Electronic(1) A1 Handysides, S YR 1999 T1 Widening horizons, opening doors JF Eurosurveillance VO 4 IS 2 SP 17SP 42 OP 17 DO https://doi.org/10.2807/esm.04.02.00042-en UL https://www.eurosurveillance.org/content/10.2807/esm.04.02.00042-en