TY - RPRT TI - A third component causing random variability beside environment and genotype. A reason for the limited success of a 30 year long effort to standardize laboratory animals? AU - K Gärtner PY - 1990 DO - 10.1258/002367790780890347 UR - https://pubmed.ncbi.nlm.nih.gov/2406501/ ID - 2406501 ER -