Acevedo & Aron https://doi.org/10.1037/a0014226

Atlantis & Sullivan https://doi.org/10.1111/j.1743-6109.2011.02556.x

Serretti & Chiesa https://doi.org/10.1016/j.jad.2009.04.007

NICE https://www.nice.org.uk/guidance/ng23