Risk rates and profiles at intake in child and adolescent mental health services: A cohort and latent class analyses of 21,688 young people in South London oleh Barry Coughlan, Matt Woolgar, Rick Hood, Dustin Hutchinson, Ella Denford, Amy Hillier, Keith Clements, Teresa Geraghty, Ava Berry, Paul Bywaters, Andy Bilson, Jack Smith, Taliah Drayak, David Graham, Francesca Crozier‐Roche, Robbie Duschinsky