TY - GEN AU - Avolio,Alberto AU - Grassi,Guido TI - Haemoglobin: subtle scavenger of nitric oxide and modulator of retinal blood flow SN - 1473-5598 PY - 2013///0829 KW - Hemoglobins KW - analysis KW - Humans KW - Male KW - Retinal Vessels KW - physiology N1 - Publication Type: Editorial; Comment UR - https://doi.org/10.1097/HJH.0b013e32835efe42 ER -