SwineSexual MaturationArthroplasty, Replacement, HipEstrusHormone Replacement TherapyEstrogen Replacement TherapyArthroplasty, Replacement, KneePregnancy, AnimalLitter SizeRenal Replacement TherapyOvulationArthroplasty, ReplacementGonadotropins, EquineHeart Valve Prosthesis ImplantationRandom AllocationHousing, AnimalHeart Valve ProsthesisPregnancyProgesteroneEstradiolReproductionAnimal FeedTrenbolone AcetateLuteinizing HormoneAortic ValveEnzyme Replacement TherapyAnimal Nutritional Physiological PhenomenaUterusZearalenoneWeight GainProgesterone CongenersBody WeightAnimal HusbandrySus scrofaHoof and ClawTime FactorsOvaryInsemination, ArtificialProsthesis FailureBody CompositionReoperationMolecular Sequence DataSwine DiseasesProsthesis DesignHip ProsthesisOvarian FollicleAortic Valve StenosisTotal Disc ReplacementMeatTreatment OutcomeFollicular FluidBreedingFollicle Stimulating HormoneJoint ProsthesisGrowth HormoneLeast-Squares AnalysisKnee ProsthesisAmino Acid SequenceWeaningCorpus Luteum MaintenanceParityAortic Valve InsufficiencyChorionic GonadotropinEatingEstrogensFood DeprivationPostoperative ComplicationsEstrus SynchronizationCorpus LuteumFlumethasoneMitral ValveOsteoarthritis, HipHeart Valve DiseasesInjections, IntramuscularDietDietary ProteinsRadioimmunoassayOrgan SizeFollow-Up StudiesRelaxinMutagenesis, Site-DirectedAnimal WelfareHydrocortisoneCastrationBase SequenceEndometriumTestosteroneProlactinLysineLactationFertilityFollicular PhaseMutationHip JointInsulin-Like Growth Factor ICrowdingAdipose TissueResorcinolsArthroplasty, Replacement, AnkleEstrous Cycle