The epidemiology and transmission of methicillin-resistant Staphylococcus aureus in the community in Singapore: study protocol for a longitudinal household study oleh Nivedita Shankar, Angela Li Ping Chow, Jolene Oon, Li Yang Hsu, Brenda Ang, Junxiong Pang, Paola Florez De Sessions, Balamurugan Periaswamy, Paul A. Tambyah, Desmond B. Teo, Clarence C. Tam