@misc{indiciae2a5ff8fc1591,
  title = {A2B phenotypic expression of A1B genotype.},
  author = {G U Singh and B Janoson and M McClung and G Paul},
  year = {1981},
  doi = {10.1093/ajcp/75.2.271},
  url = {https://pubmed.ncbi.nlm.nih.gov/7468532/},
  note = {Source identifier: 7468532}
}