«Human parathyroid hormone: amino-acid sequence of the amino-terminal residues 1-34». Proceedings of the National Academy of Sciences of the United States of America, 69, 12, 1972, pàg. 3585–8. DOI: 10.1073/pnas.69.12.3585. PMC: 389826. PMID: 4509319.
«Human PubMed Reference:». National Center for Biotechnology Information, U.S. National Library of Medicine.
«Mouse PubMed Reference:». National Center for Biotechnology Information, U.S. National Library of Medicine.
«Human parathyroid hormone: amino-acid sequence of the amino-terminal residues 1-34». Proceedings of the National Academy of Sciences of the United States of America, 69, 12, 1972, pàg. 3585–8. DOI: 10.1073/pnas.69.12.3585. PMC: 389826. PMID: 4509319.