They have also found that people in close association with leprosy patients have a greater chance of contracting the disease and that contaminated clothing is a possible source of infection.
Samuti on nad leidnud, et inimestel, kes on pidalitõbistega vahetus kontaktis, on suurem oht haigusse nakatuda, ning et bakteriga saastunud rõivad on üks võimalikke nakkusallikaid.