SNP heritability, accuracy, biasedness, body mass index, genetic correlation, genome-wide SNPs, genomic restricted maximum likelihood, height, linkage disequilibrium score regression, schizophrenia, Adult, Body Height, Computer Simulation, Databases, Genetic, Genome, Human, Genotype, Haplotypes, Humans, Inheritance Patterns, Likelihood Functions, Linkage Disequilibrium, Phenotype, Polymorphism, Single Nucleotide, Regression Analysis, Schizophrenia