@misc{indiciae3a09ec1b06c9,
  title = {ABO and A subgroups in Karachi population.},
  author = {A Jamal and M S Ahmed and A Ahmed and M N Zafar and S Syed},
  year = {1988},
  url = {https://pubmed.ncbi.nlm.nih.gov/3149692/},
  note = {Source identifier: 3149692}
}