Susie Rodgers wins S7 50m Butterfly gold at Rio 2016 Paralympic Games
Paralympic Swimming Classifications Explained
Fastest swim 50 m butterfly - S7 (male) | Guinness World Records
2023 Para Worlds Day 2: USA's Morgan Stickney Smashes World Record In Women's S7 400 FR
S8 (classification) - Wikipedia
S7 (classification) - Wikipedia
Men's 100m Backstroke S7 Final | London 2019
Impact of the 2018 World Para Swimming classification revision on the race results in international Paralympic swimming events | German Journal of Exercise and Sport Research
Para-swimming classification - Wikipedia
Tokyo Paralympics 2020: Indian swimmers Suyash, Mukundan fail to qualify for S7 50m butterfly final – Firstpost
S7 (classification) - Wikipedia
Impact of the 2018 World Para Swimming classification revision on the race results in international Paralympic swimming events | German Journal of Exercise and Sport Research
Paralympics 2012: I feared the games might be over-hyped and politically correct. How wrong I was. Now I feel humbled and awe-struck | Daily Mail Online