An official website of the United States government
The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before
sharing sensitive information, make sure you’re on a federal
government site.
The site is secure.
The https:// ensures that you are connecting to the
official website and that any information you provide is encrypted
and transmitted securely.
Guttmann A, Dick P, To T.Guttmann A, et al.Child Care Health Dev. 2004 Jan;30(1):67-75. doi: 10.1111/j.1365-2214.2004.00390.x.Child Care Health Dev. 2004.PMID: 14678313
To T, Agha M, Dick PT, Feldman W.To T, et al. Among authors: dick pt.Lancet. 1998 Dec 5;352(9143):1813-6. doi: 10.1016/S0140-6736(98)02392-7.Lancet. 1998.PMID: 9851381
Guttmann A, Manuel D, Dick PT, To T, Lam K, Stukel TA.Guttmann A, et al. Among authors: dick pt.Pediatrics. 2006 Mar;117(3):595-602. doi: 10.1542/peds.2004-2784.Pediatrics. 2006.PMID: 16510636
Wang C, Guttmann A, To T, Dick PT.Wang C, et al. Among authors: dick pt.Arch Pediatr Adolesc Med. 2009 Jul;163(7):608-15. doi: 10.1001/archpediatrics.2009.36.Arch Pediatr Adolesc Med. 2009.PMID: 19581543