Oldroyd, S. H.; Quintanilla Rodriguez, B. S.; Makaryus, A. N. (2023). "First Degree Heart Block". National Center for Biotechnology Information, U.S. National Library of Medicine. PMID28846254. Retrieved 3 July 2021.
Oldroyd, S. H.; Quintanilla Rodriguez, B. S.; Makaryus, A. N. (2023). "First Degree Heart Block". National Center for Biotechnology Information, U.S. National Library of Medicine. PMID28846254. Retrieved 3 July 2021.
Oldroyd, S. H.; Quintanilla Rodriguez, B. S.; Makaryus, A. N. (2023). "First Degree Heart Block". National Center for Biotechnology Information, U.S. National Library of Medicine. PMID28846254. Retrieved 3 July 2021.
Oldroyd, S. H.; Quintanilla Rodriguez, B. S.; Makaryus, A. N. (2023). "First Degree Heart Block". National Center for Biotechnology Information, U.S. National Library of Medicine. PMID28846254. Retrieved 3 July 2021.
Oldroyd, S. H.; Quintanilla Rodriguez, B. S.; Makaryus, A. N. (2023). "First Degree Heart Block". National Center for Biotechnology Information, U.S. National Library of Medicine. PMID28846254. Retrieved 3 July 2021.
Oldroyd, S. H.; Quintanilla Rodriguez, B. S.; Makaryus, A. N. (2023). "First Degree Heart Block". National Library of Medicine. nih.gov. PMID28846254. Retrieved 31 March 2023.
pubmed.ncbi.nlm.nih.gov
Oldroyd, S. H.; Quintanilla Rodriguez, B. S.; Makaryus, A. N. (2023). "First Degree Heart Block". National Center for Biotechnology Information, U.S. National Library of Medicine. PMID28846254. Retrieved 3 July 2021.
Oldroyd, S. H.; Quintanilla Rodriguez, B. S.; Makaryus, A. N. (2023). "First Degree Heart Block". National Center for Biotechnology Information, U.S. National Library of Medicine. PMID28846254. Retrieved 3 July 2021.
Oldroyd, S. H.; Quintanilla Rodriguez, B. S.; Makaryus, A. N. (2023). "First Degree Heart Block". National Center for Biotechnology Information, U.S. National Library of Medicine. PMID28846254. Retrieved 3 July 2021.
Oldroyd, S. H.; Quintanilla Rodriguez, B. S.; Makaryus, A. N. (2023). "First Degree Heart Block". National Center for Biotechnology Information, U.S. National Library of Medicine. PMID28846254. Retrieved 3 July 2021.
Oldroyd, S. H.; Quintanilla Rodriguez, B. S.; Makaryus, A. N. (2023). "First Degree Heart Block". National Center for Biotechnology Information, U.S. National Library of Medicine. PMID28846254. Retrieved 3 July 2021.
Oldroyd, S. H.; Quintanilla Rodriguez, B. S.; Makaryus, A. N. (2023). "First Degree Heart Block". National Library of Medicine. nih.gov. PMID28846254. Retrieved 31 March 2023.