Creatsas G, Elsheikh A, Colin P. Safety and tolerability of the new contraceptive sponge Protectaid. Eur J Contracept Reprod Health Care. 2002, 7 (2): 91–5. PMID 12201327. doi:10.1080/713604323.
Creatsas G, Guerrero E, Guilbert E, Drouin J, Serfaty D, Lemieux L, Suissa S, Colin P. A multinational evaluation of the efficacy, safety and acceptability of the Protectaid contraceptive sponge. Eur J Contracept Reprod Health Care. 2001, 6 (3): 172–82. PMID 11763982. doi:10.1080/713604234.
Creatsas G, Elsheikh A, Colin P. Safety and tolerability of the new contraceptive sponge Protectaid. Eur J Contracept Reprod Health Care. 2002, 7 (2): 91–5. PMID 12201327. doi:10.1080/713604323.
Creatsas G, Guerrero E, Guilbert E, Drouin J, Serfaty D, Lemieux L, Suissa S, Colin P. A multinational evaluation of the efficacy, safety and acceptability of the Protectaid contraceptive sponge. Eur J Contracept Reprod Health Care. 2001, 6 (3): 172–82. PMID 11763982. doi:10.1080/713604234.