TY - RPRT TI - Inheritance patterns in recurrent aphthous ulcers: twin and pedigree data. AU - M F Miller AU - A A Garfunkel AU - C Ram AU - I I Ship PY - 1977 DO - 10.1016/0030-4220(77)90081-0 UR - https://pubmed.ncbi.nlm.nih.gov/266680/ ID - 266680 ER -