TY - RPRT TI - Fiber ultrastructure and dimensions in thin-sectioned chromatin. AU - B R Zirkin AU - S L Wolfe PY - 1972 DO - 10.1016/s0022-5320(72)90116-5 UR - https://pubmed.ncbi.nlm.nih.gov/4556323/ ID - 4556323 ER -