TY - RPRT TI - Internal densitometric gating for digital subtraction angiography. AU - J A Seibert AU - M T Lantz AU - J Brock PY - 1989 DO - 10.1097/00004424-198905000-00003 UR - https://pubmed.ncbi.nlm.nih.gov/2663764/ ID - 2663764 ER -