TY - RPRT TI - Does isotretinoin cause limb reduction defects? AU - E J Lammer AU - D B Flannery AU - M Barr PY - 1985 DO - 10.1016/s0140-6736(85)90370-8 UR - https://pubmed.ncbi.nlm.nih.gov/2862487/ ID - 2862487 ER -