We recommend you get booster shots routinely to avoid the impacts from fading
Zhang K, Chen W, Divigalpitiya P, Xing S, Luo E
The SkyFi Testing Process for Tube Amplifiers
The IC calculation procedure can be found in Additional file 1: section 5
Ueta M, Sawai H, Shingaki R, Kawai Y, Sotozono C, Kojima K, Yoon KC, Kim MK, Seo KY, Joo CK, Nagasaki M, Kinoshita S, Tokunaga K (2017) Genome-wide association study using the ethnicity-specific Japonica array: identification of new susceptibility loci for cold medicine-related Stevens-Johnson syndrome with severe ocular complications
*Hydroquinone should only be used under medical supervision, as long-term use can lead to the condition exogenous ochronosis, a grey-brown or blue-black hyperpigmentation of the skin that is permanent