@misc{indiciae90becf6f47a0, title = {Quantitative investigation on irregular cusps in lower permanent molars.}, author = {E Kanazawa and M Sekikawa and Y Kamiakito and T Ozaki}, year = {1989}, url = {https://pubmed.ncbi.nlm.nih.gov/2489813/}, note = {Source identifier: 2489813} }