Your search term chr12:13234..4534534 returns the following data from GWAS Central:
Phenotype search results:
Search term chr12:13234..4534534 was not recognised as a MeSH/HPO phenotype term or synonym

Gene/region search results:
158 Study Datasets reported containing markers in gene or region chr12:13234..4534534 (no 5′ and no 3′ flanks) with -log p ≥ 0View and refine results..
4,467 Markers in gene or region chr12:13234..4534534 with -log p ≥ 0View and refine results..
0 Texts contain the keyword chr12:13234..4534534 No results to viewNo results to export

Studies search results:
0 Studies contain the keyword chr12:13234..4534534 No results to viewNo results to export

Marker search results:
Search term chr12:13234..4534534 was not recognised as a marker identifier or identifiers