Relationship between anthropometric and motor characteristics and swimming performance over 400 meters freestyle in young swimmers by Esin Çağla Çağlar, Turgut Yildirim, Mehmet Kutlu, Furkan Çamiçi, Tuğrul Özkaldı

“…The aim of the study was to measure participants’ shoulder width, grip strength, flexibility and aerobic endurance and to investigate the correlation of these data with swimming times over 400 meters freestyle. The study focuses on two age groups (12-13 and 14-15) and identifies the factors that influence performance in the different age groups. …”
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Effect of Two Descending Loads in Distance by Two Styles on Some Functional Variables and Performance in 400 Meter Sprint by Karam Muafaq Hadi Al-Rashidi, Omar Ahmed Jassim Al-Hayali

“…In addition, the researchers recommended relying on data obtained from blood lactate, anaerobic power, fatigue index, and aerobic power as indicators to evaluate the sprinter's training status to evaluate the training curriculum for the 400-meter running competition. They also encouraged coaches to consider the training principles for the 400-meter sprint competition.…”
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Pengaruh Metode Latihan Interval Ekstensif dan Intensif Terhadap Prestasi Lari 400 Meter Putra Atlet PASI Riau by Agus Sulastio

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Acute Effects of High Intensity Competition on Macroelements and Relationship with Corrected QT Interval by Alireza Kashef, Fereshteh Shahidi, Alireza Sadeghinikoo

“…The competition items included: Running on Skillmill for 400 meters; Three-stage deadlifting, bar pulling up, 30-kilogram kettle bell swinging and throwing 20 sand-filled balls. …”
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Field Validation for the Constructability of Exposed Aggregate Concrete Overlay by Jaehoon Kim, Makara Rith, Seung Woo Lee, Young Kyu Kim

“…In Korea, concrete overlay is allowed to construct between 200 and 400 meters per day. This concrete amount is insufficient to use batch plant. …”
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Evaluating the cooling potential of green open spaces in urban environments by Dwi Setyawan Ahmad, Suhardono Sapta, Indrawan Muhammad, Afzanaya Rarasti Khansa, Wijayanti Sovia

“…The findings revealed that Balaikambang Park exhibited the most significant cooling impact, with a maximum cooling intensity of 2.55 at a buffer distance of 300 meters, while Pucang Sawit Park recorded a high of 2.14 at 400 meters. Sekartaji Park demonstrated a diminished cooling intensity, reaching a maximum of 1.31 before seeing a substantial decline at 500 meters. …”
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INCREASING FITNESS WITH ACUPUNCTURE AND HERBS by Ario Imandiri, Diarista Salfa Pratama, Abdul Rahman

“…Physical predisposition is influenced by various factors and assessed in various ways, one of which is by measuring VO2 max calculated by doing cooper test that is running for 12 minutes on the track 400 meters. A person’s VO2 max level indicates the level of physical fitness. …”
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Investigation of the Air Pollution Event in Beijing-Tianjin-Hebei Region in December 2016 Using WRF-Chem by Dongdong Wang, Baolin Jiang, Fangzhou Li, Wenshi Lin

“…The results indicate that pollutants were diffused and transported below 400 meters, and the pollutant amounts concentrated south of the HT because of the HT blocking effect. …”
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Study on a Large-Scale Persistent Strong Dense Fog Event in Central and Eastern China by Hongbin Wang, Zhiwei Zhang, Duanyang Liu, Yuying Zhu, Xuerong Zhang, Chengsong Yuan

“…In the stage of advection radiation fog, the combined effect of weak cold advection and radiation cooling leads to the occurrence of SDF. (3) Regarding the duration of the fog event, the inversion structure is continuously maintained at night and in the morning near the stratum, and when the fog intensity is strong, the inversion intensity is correspondingly large, the fog top is lower than the inversion layer top, and the top of the SDF is between 80 and 400 meters.…”
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De la difficulté de concilier lutte noire pour l’égalité et aspirations olympiques : Lee Evans et les Jeux de Mexico (1968) by François-René Julliard

“…This article retraces the apprenticeship and militant itinerary of former Olympic champion and 400-meter world record-holder Lee Evans, over a brief but important period for him, culminating in the Mexico Games (1968). …”
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