@article{202403.1860, doi = {10.20944/preprints202403.1860.v1}, url = {https://doi.org/10.20944/preprints202403.1860.v1}, year = 2024, month = {March}, publisher = {Preprints}, author = {Melanie Haas and Beate Brandl and Laura Schinhammer and Thomas Skurk}, title = {Individualized Supplementation of Immunoactive Micronutrients and Severity of Upper Respiratory Infection Symptoms – a Randomized Intervention Study}, journal = {Preprints} }