Send the following on WhatsApp
Continue to Chathttps://forschung.kssg.ch/de/projects/220-long-term-follow-up-of-big-1-98-an-observational-study-in-centers-that-participated-in-the-4-arm-option-of-the-big-1-98-trial/authors
https://forschung.kssg.ch/de/projects/220-long-term-follow-up-of-big-1-98-an-observational-study-in-centers-that-participated-in-the-4-arm-option-of-the-big-1-98-trial/authors