TY - RPRT TI - Preparing material for microradiography: some technical considerations. AU - G BERGENDAHL AU - B ENGFELDT PY - 1960 DO - 10.1111/j.1699-0463.1960.tb01112.x UR - https://pubmed.ncbi.nlm.nih.gov/13799285/ ID - 13799285 ER -