@misc{indiciaecf075b7dab11, title = {Board certification: 2-tiered system not the answer.}, author = {Glen Gardiner and K Michael Hayes and Steven Hoagburg and Jon Ingleman and Thomas Moryl and James Williams}, year = {2002}, doi = {10.1067/mod.2002.125574}, url = {https://pubmed.ncbi.nlm.nih.gov/12142890/}, note = {Source identifier: 12142890} }