Duan KI, Helfrich CD, Rao SV, Neely EL, Sulc CA, Naranjo D, Wong ES. Cost analysis of a coaching intervention to increase use of transradial percutaneous coronary intervention. Implement Sci Commun. 2021 Oct 27;2(1):123. doi: 10.1186/s43058-021-00219-5.