TY - RPRT TI - User-friendly image processing software tools: general purpose features and application to the correlation of PET-CT brain images. AU - P Pisani AU - R Guzzardi AU - C R Bellina AU - O Sorace PY - 1991 UR - https://pubmed.ncbi.nlm.nih.gov/1839851/ ID - 1839851 ER -