TY - RPRT TI - Layer thickness in rotational panoramic radiography: some specific aspects. AU - U Welander AU - G Tronje AU - W D McDavid PY - 1989 DO - 10.1259/dmfr.18.3.2637877 UR - https://pubmed.ncbi.nlm.nih.gov/2637877/ ID - 2637877 ER -