TY - RPRT TI - Methodological and biological aspects on isotope encephalometry. AU - B Johansson AU - P Leissner PY - 1965 DO - 10.1111/j.1600-0404.1965.tb01861.x UR - https://pubmed.ncbi.nlm.nih.gov/5214313/ ID - 5214313 ER -