Infall through the evolution of high-mass star-forming clumps F. Wyrowski, R. Güsten, K. M. Menten, H. Wiesemeyer, T. Csengeri, S. Heyminck, B. Klein, C. König and J. S. Urquhart A&A, 585 (2016) A149 Published online: 13 January 2016 DOI: 10.1051/0004-6361/201526361