%0 Journal Article %T Fe3O4@SiO2@PAMAM-G2 nanocomposite as sorbent for the extraction and preconcentration of estradiol valerate drug from human plasma samples %A Fatemeh Hajizadeh %A Amiri, Amirhassan %A Behrooz Maleki %A Farrokhzad Mohammadi Zonoz %J Microchemical Journal %@ 0026-265X %D 2022