X-shooter spectroscopy of young stellar objects - V. Slow winds in T Tauri stars A. Natta, L. Testi, J. M. Alcalá, E. Rigliaco, E. Covino, B. Stelzer and V. D’Elia A&A, 569 (2014) A5 Published online: 08 September 2014 DOI: 10.1051/0004-6361/201424136