title: FL: did nurse's ring cause delivery tear?: lack of evidence & expert testimony is fatal.
mesh_terms: D005260:Female; D005431:Florida; D005836:Genitalia, Female / Q000293:injuries*; D006801:Humans; D008318:Malpractice / Q000331:legislation & jurisprudence*; D009741:Nursing Staff, Hospital / Q000331:legislation & jurisprudence*; D009773:Obstetric Nursing / Q000331:legislation & jurisprudence*; D011247:Pregnancy