TY - GEN AU - Nemeth,A M TI - Biological systems: recognition of covariance SN - 0031-7012 PY - 1984///1218 KW - Analysis of Variance KW - Animals KW - Biology KW - methods KW - Humans KW - Liver KW - embryology N1 - Publication Type: Journal Article UR - https://doi.org/10.1159/000138010 ER -