What does this negative ion meta analysis mean? User ColdBoreShooter, in the Health subreddit, 07 Sep 2017
[J] [Depression] [Ions] 'Air ions and mood outcomes: a review and meta-analysis' User microwavedindividual, in the 5G, cell towers, Wi-Fi, EMF (electromagnetic fields), radiation, Shielding, blue light mitigation subreddit, 10 Feb 2016