Reply to the letter to the editor "About anti-SARS-CoV-2 IgG antibodies pre- and post-vaccination behavior in health workers". - Carías-Alvarado CC; López-Hun F; Valvert F; Barrios-Menéndez JC; Kihn-Alarcón A; Falla V; Xu X; Escobar-Castro K (Gaceta medica de Mexico, 2022)