@misc{indiciae4e9a29a2965a,
  title = {Echinacea for the common cold.},
  author = {Paul Mittman and Debra Wollner and Linda Kim},
  year = {2003},
  doi = {10.7326/0003-4819-139-7-200310070-00019},
  url = {https://pubmed.ncbi.nlm.nih.gov/14530237/},
  note = {Source identifier: 14530237}
}