TY - GEN AU - Blomqvist,N TI - On the choice of computational unit in statistical analysis SN - 0303-6979 PY - 1986///0129 KW - Dental Scaling KW - Epithelial Attachment KW - pathology KW - Humans KW - Periodontal Diseases KW - Statistics as Topic N1 - Publication Type: Journal Article UR - https://doi.org/10.1111/j.1600-051x.1985.tb01365.x ER -