Microbial transmission in the social microbiome and host health and disease by Sarkar, A, McInroy, CJA, Harty, S, Raulo, A, Ibata, NGO, Valles-Colomer, M, Johnson, KV-A, Brito, IL, Henrich, J, Archie, EA, Barreiro, LB, Gazzaniga, FS, Finlay, BB, Koonin, EV, Carmody, RN, Moeller, AH