the appearance of lower than Mendelian ratios of organisms of a given genotype due to death of some, but not all of the organisms within the perinatal period (Mus: E18.5 through postnatal day 1)
Mammalian phenotypes (MP terms) --> Mouse genes and models
Returns mouse genes (or other sequence features) associated with the specified phenotypes (MP terms), along with the models (genotypes) in which the phenotypes were observed.