@misc{indiciae709532e00c9d, title = {IgG, IgA and IgM concentration in human sera from different age groups: statistical evaluation.}, author = {L Quintiliani and F Taggi and E Giuliani and A Buzzonetti and F D'Amico}, year = {1976}, url = {https://pubmed.ncbi.nlm.nih.gov/1016575/}, note = {Source identifier: 1016575} }