TY - RPRT TI - Balloon cell nevi. AU - W A Schrader AU - E B Helwig PY - 1967 DO - 10.1002/1097-0142(196709)20:9<1502::aid-cncr2820200918>3.0.co;2-d UR - https://pubmed.ncbi.nlm.nih.gov/4166873/ ID - 4166873 ER -