TY - RPRT TI - Sex differences in immunocompetence differ between two Peromyscus species. AU - S L Klein AU - R J Nelson PY - 1997 DO - 10.1152/ajpregu.1997.273.2.r655 UR - https://pubmed.ncbi.nlm.nih.gov/9277551/ ID - 9277551 ER -