TY - RPRT TI - Cryosurgery--the principles and simple practice. AU - G B Colver AU - R P Dawber PY - 1989 DO - 10.1111/j.1365-2230.1989.tb00873.x UR - https://pubmed.ncbi.nlm.nih.gov/2680174/ ID - 2680174 ER -