TY - RPRT TI - Roentgenologic-photometric method for bone mineral determinations. AU - B Ekman AU - K G Ljungquist AU - U Stein PY - 1970 DO - 10.1177/028418517001000405 UR - https://pubmed.ncbi.nlm.nih.gov/5457875/ ID - 5457875 ER -